|
event |
round |
black |
rank |
cb |
white |
rank |
cw |
ha |
km |
date |
place |
result |
size |
#mn |
game |
Oza tournament
|
Preliminary A1
|
Ishikura Noboru
|
9p
|
15
|
Cho Chikun
|
9p
|
16
|
|
6.5
|
2015-10-29
|
|
4.5 |
19
|
264
|
|
Tengen tournament
|
Preliminary B3
|
Cho Chikun
|
9p
|
6
|
Kibe Natsuki
|
1p
|
5
|
|
6.5
|
2015-10-22
|
|
R |
19
|
219
|
|
Meijin tournament
|
Last Preliminary, Round 2
|
Hane Naoki
|
9p
|
11
|
Cho Chikun
|
9p
|
7
|
|
6.5
|
2015-10-15
|
|
3.5 |
19
|
251
|
|
Gosei tournament
|
Preliminary A1
|
Cho Chikun
|
9p
|
6
|
Uchida Shuhei
|
7p
|
4
|
|
6.5
|
2015-10-08
|
|
R |
19
|
208
|
|
Judan tournament
|
2
|
Iyama Yuta
|
9p, Kisei
|
7
|
Cho Chikun
|
9p, 25th Honinbo
|
1
|
|
6.5
|
2015-10-01
|
JP
|
R |
19
|
199
|
|
Meijin tournament
|
Last Preliminary, Round 1
|
Takeuchi Kosuke
|
3p
|
12
|
Cho Chikun
|
9p, 25th Honinbo
|
15
|
|
6.5
|
2015-09-24
|
JP
|
R |
19
|
220
|
|
Judan tournament
|
Last Preliminary, Final
|
Kurahashi Masayuki
|
9p
|
6
|
Cho Chikun
|
9p, 25th Honinbo
|
9
|
|
6.5
|
2015-09-17
|
JP
|
R |
19
|
184
|
|
Kisei tournament
|
League A
|
Kono Rin
|
9p
|
4
|
Cho Chikun
|
9p, 25th Honinbo
|
5
|
|
6.5
|
2015-09-10
|
JP
|
8.5 |
19
|
242
|
|
Meijin tournament
|
?
|
Cho Chikun
|
9p
|
11
|
Kobayashi Koichi
|
9p
|
10
|
|
6.5
|
2015-09-02
|
|
1.5 |
19
|
277
|
|
Meijin tournament
|
Preliminary A
|
Obuchi Kotaro
|
4p
|
5
|
Cho Chikun
|
9p, 25th Honinbo
|
9
|
|
6.5
|
2015-08-27
|
JP
|
R |
19
|
152
|
|
Kisei tournament
|
League A
|
Cho Chikun
|
25th Honinbo
|
11
|
Ichiriki Ryo
|
7p
|
10
|
|
6.5
|
2015-08-20
|
|
2.5 |
19
|
267
|
|
Kisei tournament
|
League A
|
Mizokami Tomochika
|
9p
|
18
|
Cho Chikun
|
25th Honinbo
|
15
|
|
6.5
|
2015-07-30
|
|
R |
19
|
244
|
|
NHK Cup
|
?
|
Cho Chikun
|
9p
|
8
|
Tanaka Nobuyuki
|
3p
|
7
|
|
6.5
|
2015-07-26
|
|
R |
19
|
243
|
|
Judan tournament
|
Preliminary A2
|
Cho Chikun
|
9p
|
5
|
Koyama Terumi
|
6p
|
3
|
|
6.5
|
2015-07-23
|
JP
|
R |
19
|
143
|
|
Kisei tournament
|
League A
|
Cho Chikun
|
25th Honinbo
|
6
|
Cho U
|
9p
|
9
|
|
6.5
|
2015-07-16
|
|
1.5 |
19
|
288
|
|
North American Masters
|
Final
|
Takemiya Masaki
|
9p
|
20
|
Cho Chikun
|
9p, 25th Honinbo
|
21
|
|
6.5
|
2015-07-11
|
|
5.5 |
19
|
272
|
|
Honinbo tournament
|
Preliminary A2
|
Rin Kanketsu
|
7p
|
3
|
Cho Chikun
|
9p, 25th Honinbo
|
3
|
|
6.5
|
2015-07-09
|
JP
|
R |
19
|
233
|
|
North American Masters
|
3
|
Kobayashi Satoru
|
9p
|
5
|
Cho Chikun
|
9p, 25th Honinbo
|
4
|
|
6.5
|
2015-06-27
|
|
R |
19
|
192
|
|
Agon Cup
|
last preliminary final
|
Cho Chikun
|
25th Honinbo
|
1
|
Shuto SHun
|
7d
|
1
|
|
6.5
|
2015-06-11
|
|
R |
19
|
154
|
|
Kisei tournament
|
League A
|
Hane Naoki
|
9d
|
0
|
Cho Chikun
|
25th Honinbo
|
3
|
|
6.5
|
2015-06-04
|
|
R |
19
|
111
|
|
Honinbo tournament
|
Preliminary A1
|
Cho Chikun
|
9p
|
0
|
Komatsu Hideki
|
9p
|
1
|
|
6.5
|
2015-05-21
|
JP
|
R |
19
|
109
|
|
North American Masters
|
2
|
Cho Chikun
|
9p, 25th Honinbo, Masters Cup
|
2
|
Hikosaka Naoto
|
9p
|
3
|
|
6.5
|
2015-05-14
|
|
R |
19
|
151
|
|
Kisei tournament
|
League A
|
Cho Riyu
|
8d
|
2
|
Cho Chikun
|
25th Honinbo
|
2
|
|
6.5
|
2015-05-07
|
|
R |
19
|
175
|
|
North American Masters
|
1
|
Hane Yasumasa
|
9p
|
4
|
Cho Chikun
|
9p, 25th Honinbo, Masters Cup
|
5
|
|
6.5
|
2015-04-30
|
|
R |
19
|
176
|
|
Kisei tournament
|
League A
|
Cho Chikun
|
25th Honinbo
|
2
|
Yuki Satoshi
|
9d
|
2
|
|
6.5
|
2015-04-23
|
|
R |
19
|
145
|
|
Judan tournament
|
Preliminary A1
|
Cho Chikun
|
9p
|
0
|
Lee Ishu
|
7p
|
0
|
|
6.5
|
2015-02-26
|
JP
|
R |
19
|
179
|
|
Ryu-Sei Cup
|
?
|
Yukawa Mitsuhisa
|
9d
|
3
|
Cho Chikun
|
25th Honinbo
|
2
|
|
6.5
|
2015-02-12
|
|
R |
19
|
176
|
|
Oza tournament
|
Preliminary A2
|
Rin Shien
|
7p
|
5
|
Cho Chikun
|
9p, 25th Honinbo
|
4
|
|
6.5
|
2015-02-05
|
JP
|
6.5 |
19
|
260
|
|
Oza tournament
|
Preliminary A1
|
Sato Masaharu
|
9p
|
15
|
Cho Chikun
|
9p, 25th Honinbo
|
5
|
|
6.5
|
2015-01-15
|
JP
|
R |
19
|
214
|
|
Gosei tournament
|
Preliminary A
|
Cho Chikun
|
25th Honinbo
|
2
|
Konagai Masaru
|
8p
|
1
|
|
6.5
|
2014-10-09
|
|
R |
19
|
183
|
|
Judan tournament
|
Last preliminary final
|
Cho Chikun
|
25th Honinbo
|
0
|
Murakawa Daisuke
|
7p
|
0
|
|
6.5
|
2014-09-25
|
|
R |
19
|
106
|
|
Tengen tournament
|
Preliminary A
|
Cho Chikun
|
25th Honinbo
|
3
|
Kyo Kagen
|
2p
|
2
|
|
6.5
|
2014-09-11
|
|
R |
19
|
124
|
|
Pro 13x13 tournament
|
1
|
Cho Chikun
|
25th Honinbo
|
1
|
O Meien
|
9p
|
1
|
|
6.5
|
2014-08-31
|
JP
|
R |
13
|
114
|
|
Meijin tournament
|
preliminary A
|
Cho Chikun
|
9p, 25th Honinbo
|
29
|
Hirata Tomoya
|
3p
|
5
|
|
6.5
|
2014-08-21
|
JP
|
R |
19
|
203
|
|
Go Seigen 100th birthday commemoration game
|
?
|
Yoshihara Yukari
|
6p
|
4
|
Cho Chikun
|
9p
|
3
|
|
0
|
2014-07-23
|
JP
|
R |
19
|
192
|
|
Meijin tournament
|
Preliminary A
|
Cho Chikun
|
|
6
|
Aoki Kikuyo
|
|
5
|
|
6.5
|
2014-07-17
|
JP
|
5.5 |
19
|
219
|
|
North American Masters
|
Final
|
Cho Chikun
|
25th Honinbo
|
27
|
Kobayashi Satoru
|
Igo Masters Cup
|
21
|
|
6.5
|
2014-07-12
|
|
6.5 |
19
|
310
|
|
North American Masters
|
Semi-final
|
Cho Chikun
|
25th Honinbo
|
1
|
Ishii Kunio
|
9p
|
1
|
|
6.5
|
2014-06-21
|
|
R |
19
|
157
|
|
Agon Cup
|
Last preliminary
|
Yu Zhengqi
|
7p
|
3
|
Cho Chikun
|
25th Honinbo
|
5
|
|
6.5
|
2014-05-15
|
|
3.5 |
19
|
249
|
|
North American Masters
|
Round 2
|
Ishida Yoshio
|
24th Honinbo
|
9
|
Cho Chikun
|
25th Honinbo
|
9
|
|
6.5
|
2014-05-08
|
|
1.5 |
19
|
287
|
|
Honinbo tournament
|
Preliminary A
|
Hirata Tomoya
|
|
8
|
Cho Chikun
|
|
14
|
|
6.5
|
2014-04-24
|
JP
|
0.5 |
19
|
256
|
|
Honinbo tournament
|
Preliminary
|
Kanazawa Makoto
|
3p
|
8
|
Cho Chikun
|
9p
|
13
|
|
|
2014-03-27
|
|
R |
19
|
214
|
|
North American Masters
|
Round 1
|
Cho Chikun
|
25th Honinbo
|
20
|
Kataoka Satoshi
|
9p
|
19
|
|
6.5
|
2014-03-20
|
|
1.5 |
19
|
314
|
|
Oza tournament
|
Preliminary
|
Rin Kanketsu
|
7p
|
3
|
Cho Chikun
|
9p
|
5
|
|
|
2014-01-16
|
|
R |
19
|
113
|
|
Tengen tournament
|
Preliminary
|
Rin Kanketsu
|
7p
|
10
|
Cho Chikun
|
9p
|
6
|
|
|
2014-01-09
|
|
R |
19
|
188
|
|
1st PCK (Zhugang) Cup
|
?
|
Cho Chikun
|
9p
|
7
|
Chen Zhaonian
|
7d
|
6
|
|
7.5
|
2013-12-22
|
|
R |
19
|
199
|
|
1st PCK (Zhugang) Cup
|
?
|
Wang Yuanjun
|
6p
|
3
|
Cho Chikun
|
9p
|
8
|
|
7.5
|
2013-12-22
|
|
R |
19
|
194
|
|
1st PCK (Zhugang) Cup
|
Qualifying round 1
|
Cho Chikun
|
9p
|
2
|
Ou Zhanhong
|
5d ama
|
2
|
|
7.5
|
2013-12-21
|
CN
|
R |
19
|
167
|
|
1st PCK (Zhugang) Cup
|
?
|
Chen Yaoye
|
9p
|
4
|
Cho Chikun
|
9p
|
0
|
|
7.5
|
2013-12-21
|
|
R |
19
|
139
|
|
Oza tournament
|
Preliminary
|
Cho Chikun
|
9p
|
4
|
Ryu Shikun
|
9p
|
1
|
|
|
2013-12-19
|
|
R |
19
|
215
|
|
Tengen tournament
|
Preliminary A
|
Cho Chikun
|
25th Honinbo
|
6
|
Kubo Hideo
|
6p
|
2
|
|
6.5
|
2013-11-14
|
|
R |
19
|
163
|
|
Gosei tournament
|
Preliminaries A final
|
Horimoto Mitsunari
|
3p
|
6
|
Cho Chikun
|
25th Honinbo
|
5
|
|
6.5
|
2013-10-10
|
|
R |
19
|
179
|
|
Gosei tournament
|
Preliminaries A final
|
Arimura Hiroshi
|
8p
|
6
|
Cho Chikun
|
25th Honinbo
|
7
|
|
6.5
|
2013-09-12
|
|
R |
19
|
220
|
|
Judan tournament
|
Last preliminary final
|
Adachi Toshimasa
|
2p
|
21
|
Cho Chikun
|
25th Honinbo
|
20
|
|
6.5
|
2013-08-08
|
|
1.5 |
19
|
329
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
25th Honinbo
|
2
|
Imamura Toshiya
|
9p
|
2
|
|
6.5
|
2013-08-01
|
|
R |
19
|
132
|
|
Meijin tournament
|
Preliminary A
|
So Yokoku
|
8p
|
21
|
Cho Chikun
|
9p
|
34
|
|
|
2013-07-11
|
|
7.5 |
19
|
308
|
|
Judan tournament
|
Last preliminary
|
Cho Chikun
|
25th Honinbo
|
1
|
Akiyama Jiro
|
9p
|
1
|
|
6.5
|
2013-07-04
|
|
R |
19
|
67
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
9p
|
3
|
Muramatsu Hiroki
|
3p
|
4
|
|
|
2013-06-20
|
|
R |
19
|
161
|
|
Meijin tournament
|
Preliminary A
|
Cho Chikun
|
9p
|
10
|
Tajiri Yuto
|
4p
|
17
|
|
|
2013-06-13
|
|
1.5 |
19
|
270
|
|
Agon Cup
|
Last preliminary final
|
Cho Chikun
|
25th Honinbo
|
5
|
Ichiriki Ryo
|
3p
|
0
|
|
6.5
|
2013-06-06
|
|
R |
19
|
172
|
|
North American Masters
|
Round 3
|
Cho Chikun
|
25th Honinbo
|
3
|
O Meien
|
Igo Masters Cup
|
6
|
|
7.5
|
2013-05-16
|
|
10.5 |
19
|
234
|
|
Oza tournament
|
Last preliminary final
|
Seto Taiki
|
7p
|
5
|
Cho Chikun
|
25th Honinbo
|
7
|
|
6.5
|
2013-05-09
|
|
8.5 |
19
|
221
|
|
Honinbo tournament
|
Preliminary A
|
Cho Chikun
|
9p
|
1
|
Oba Junya
|
7p
|
1
|
|
|
2013-04-11
|
|
R |
19
|
113
|
|
North American Masters
|
Round 1
|
Rin Kaiho
|
Honorary Tengen
|
7
|
Cho Chikun
|
25th Honinbo
|
7
|
|
6.5
|
2013-03-21
|
|
4.5 |
19
|
265
|
|
Honinbo tournament
|
Preliminary A
|
Yamada Shinji
|
6p
|
3
|
Cho Chikun
|
9p
|
6
|
|
|
2013-03-07
|
|
R |
19
|
188
|
|
Kisei tournament
|
Preliminary
|
Adachi Toashimasa
|
2p
|
10
|
Cho Chikun
|
9p
|
15
|
|
|
2012-12-13
|
|
R |
19
|
176
|
|
Tengen tournament
|
A2
|
Yoda Norimoto
|
9p
|
1
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2012-11-29
|
|
R |
19
|
199
|
|
Kisei tournament
|
Preliminary
|
Cho Chikun
|
9p
|
7
|
Tajiri Yuto
|
3p
|
1
|
|
|
2012-11-22
|
|
R |
19
|
155
|
|
Tengen tournament
|
A1
|
Tamai Shin
|
3p
|
2
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2012-11-01
|
|
R |
19
|
152
|
|
Daiwa Cup
|
Round 1
|
Cho Riyu
|
8p
|
19
|
Cho Chikun
|
25th Honinbo
|
22
|
|
6.5
|
2012-10-28
|
|
R |
19
|
289
|
|
Gosei tournament
|
Preliminaries A final
|
Nakamura Shinya
|
9p
|
2
|
Cho Chikun
|
25th Honinbo
|
0
|
|
6.5
|
2012-10-18
|
|
R |
19
|
144
|
|
Gosei tournament
|
Preliminaries A
|
Komatsu Hideki
|
9p
|
1
|
Cho Chikun
|
25th Honinbo
|
2
|
|
6.5
|
2012-09-27
|
|
3.5 |
19
|
219
|
|
North American Masters
|
Final
|
Cho Chikun
|
Igo Masters Cup
|
14
|
O Meien
|
9p
|
13
|
|
6.5
|
2012-07-28
|
|
3.5 |
19
|
296
|
|
Meijin tournament
|
Preliminary
|
Michael Redmond
|
9p
|
4
|
Cho Chikun
|
9p
|
6
|
|
|
2012-07-26
|
|
R |
19
|
158
|
|
Judan tournament
|
Last preliminary final
|
Cho Chikun
|
25th Honinbo
|
0
|
Uchida Shuhei
|
7p
|
1
|
|
6.5
|
2012-07-19
|
|
R |
19
|
155
|
|
Agon Cup
|
Round 1
|
Ida Athushi
|
3p
|
8
|
Cho Chikun
|
25th Honinbo
|
7
|
|
6.5
|
2012-07-12
|
|
1.5 |
19
|
252
|
|
Meijin tournament
|
Preliminary
|
Cho Chikun
|
9p
|
5
|
Hoshino Masaki
|
8p
|
5
|
|
|
2012-07-05
|
|
12.5 |
19
|
197
|
|
North American Masters
|
Semi-final
|
Cho Chikun
|
Igo Masters Cup
|
10
|
Kudo Norio
|
9p
|
8
|
|
6.5
|
2012-06-30
|
|
4.5 |
19
|
247
|
|
Agon Cup
|
Last preliminary final
|
Sakaguchi Ryuzo
|
9p
|
4
|
Cho Chikun
|
25th Honinbo
|
7
|
|
6.5
|
2012-06-21
|
|
R |
19
|
198
|
|
Year 2012 Chinese City League B
|
Round 7
|
Cho Chikun
|
9p
|
2
|
Gan Siyang
|
4p
|
4
|
|
|
2012-06-14
|
|
T |
19
|
162
|
|
Year 2012 Chinese City League B
|
Round 6
|
Cho Chikun
|
9p
|
0
|
Zhang Yabo
|
3p
|
0
|
|
|
2012-06-13
|
|
R |
19
|
142
|
|
Year 2012 Chinese City League B
|
Round 5
|
Zhang Wei
|
6p
|
2
|
Cho Chikun
|
9p
|
1
|
|
7.5
|
2012-06-11
|
??
|
R |
19
|
123
|
|
Year 2012 Chinese City League B
|
Round 4
|
Cao Xiaoyang
|
4p
|
4
|
Cho Chikun
|
9p
|
2
|
|
|
2012-06-10
|
|
R |
19
|
165
|
|
Year 2012 Chinese City League B
|
Round 3
|
Cho Chikun
|
9p
|
7
|
Shan Ziteng
|
3p
|
8
|
|
|
2012-06-08
|
|
1.5 |
19
|
265
|
|
Year 2012 Chinese City League B
|
Round 2
|
Cho Chikun
|
9p
|
21
|
Paek Hongseok
|
9p
|
18
|
|
|
2012-06-07
|
|
R |
19
|
266
|
|
Year 2012 Chinese City League B
|
Round 1
|
Wang Yao
|
6p
|
0
|
Cho Chikun
|
9p
|
3
|
|
|
2012-06-06
|
|
R |
19
|
165
|
|
Ing Cup
|
Round 3
|
Cho Chikun
|
9p
|
2
|
Park Junghwan
|
9p
|
3
|
|
|
2012-05-27
|
|
R |
19
|
184
|
|
Ing Cup
|
Round 2
|
Liu Xing
|
7p
|
8
|
Cho Chikun
|
9p
|
7
|
|
10
|
2012-05-25
|
|
R |
19
|
230
|
|
North American Masters
|
Round 2
|
Cho Chikun
|
Igo Masters Cup
|
25
|
Rin Kaiho
|
Honorary Tengen
|
21
|
|
6.5
|
2012-05-03
|
|
19.5 |
19
|
293
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
9p
|
9
|
Kato Atsushi
|
9p
|
7
|
|
|
2012-04-19
|
|
1.5 |
19
|
261
|
|
Ryu-Sei Cup
|
Block C
|
Kim Sujun
|
8p
|
25
|
Cho Chikun
|
25th Honinbo
|
34
|
|
6.5
|
2012-04-12
|
|
0.5 |
19
|
344
|
|
Ryu-Sei Cup
|
Block C
|
Cho Chikun
|
25th Honinbo
|
12
|
Yamashiro Hiroshi
|
9p
|
13
|
|
6.5
|
2012-04-12
|
|
3.5 |
19
|
272
|
|
North American Masters
|
Round 1
|
Yamashiro Hiroshi
|
9p
|
9
|
Cho Chikun
|
Igo Masters Cup
|
4
|
|
6.5
|
2012-04-05
|
|
0.5 |
19
|
254
|
|
Chun-Lan Cup
|
Round 2
|
Chen Yaoye
|
9p
|
13
|
Cho Chikun
|
9p
|
13
|
|
7.5
|
2012-03-30
|
|
5.5 |
19
|
261
|
|
Daiwa Cup
|
Final
|
Iyama Yuta
|
Daiwa Cup
|
1
|
Cho Chikun
|
25th Honinbo
|
2
|
|
6.5
|
2012-03-24
|
|
R |
19
|
113
|
|
Japanese NEC Cup
|
Final
|
Takao Shinji
|
9p
|
7
|
Cho Chikun
|
25th Honinbo
|
8
|
|
6.5
|
2012-03-17
|
|
R |
19
|
223
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
9p
|
1
|
Ando Kazushige
|
4p
|
0
|
|
|
2012-03-08
|
|
R |
19
|
103
|
|
Oza tournament
|
Last preliminary final
|
Anzai Nobuaki
|
6p
|
0
|
Cho Chikun
|
25th Honinbo
|
0
|
|
6.5
|
2012-02-23
|
|
R |
19
|
164
|
|
Daiwa Cup
|
Semi-final
|
Cho U
|
Kisei
|
18
|
Cho Chikun
|
25th Honinbo
|
20
|
|
6.5
|
2012-02-18
|
|
4.5 |
19
|
291
|
|
Daiwa Cup
|
Round 3
|
Takao Shinji
|
9p
|
15
|
Cho Chikun
|
25th Honinbo
|
22
|
|
6.5
|
2012-02-11
|
|
7.5 |
19
|
314
|
|
Japanese NEC Cup
|
Semi-final
|
Iyama Yuta
|
Tengen
|
6
|
Cho Chikun
|
25th Honinbo
|
6
|
|
6.5
|
2012-02-04
|
|
3.5 |
19
|
254
|
|
Oza tournament
|
Last preliminary
|
Cho Chikun
|
25th Honinbo
|
9
|
Imamura Yoshiaki
|
9p
|
8
|
|
6.5
|
2012-01-19
|
|
4.5 |
19
|
169
|
|
7th Daiwa-Shoken Cup
|
Round 2
|
Cho Chikun
|
9p
|
9
|
Yoda Norimoto
|
9p
|
5
|
|
6.5
|
2011-12-24
|
|
3.5 |
19
|
228
|
|
Kisei tournament
|
Preliminary
|
Cho Chikun
|
9p
|
23
|
Tsuruyama Atsushi
|
7p
|
14
|
|
6.5
|
2011-12-15
|
|
1.5 |
19
|
292
|
|
Kisei tournament
|
Preliminary
|
Kubo Hideo
|
6p
|
6
|
Cho Chikun
|
9p
|
7
|
|
|
2011-12-05
|
|
R |
19
|
216
|
|
7th Daiwa-Shoken Cup
|
Round 1
|
Mizokami Tomochika
|
8p
|
5
|
Cho Chikun
|
9p
|
1
|
|
6.5
|
2011-10-15
|
|
R |
19
|
228
|
|
Tengen tournament
|
A2
|
Uchida Shuhei
|
5p
|
3
|
Cho Chikun
|
9p
|
4
|
|
6.5
|
2011-10-06
|
|
R |
19
|
208
|
|
Japanese NEC Cup
|
Round 2
|
Yamashita Keigo
|
9p
|
3
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2011-09-26
|
|
R |
19
|
186
|
|
Tengen tournament
|
A1
|
Cho Chikun
|
9p
|
7
|
Kanda Ei
|
9p
|
6
|
|
6.5
|
2011-08-25
|
|
R |
19
|
139
|
|
Fujitsu Cup
|
Round 2
|
Cho Chikun
|
9p
|
11
|
Qiu Jun
|
8p
|
3
|
|
6.5
|
2011-08-11
|
|
R |
19
|
214
|
|
Fujitsu Cup
|
Round 1
|
Yamashita Keigo
|
9p
|
20
|
Cho Chikun
|
9p
|
20
|
|
6.5
|
2011-08-10
|
|
8.5 |
19
|
306
|
|
North American Masters
|
?
|
Kobayashi Koichi
|
9p
|
5
|
Cho Chikun
|
9p
|
2
|
|
6.5
|
2011-07-23
|
|
1.5 |
19
|
241
|
|
Japanese NEC Cup
|
Round 1
|
Sakai Hideyuki
|
8p
|
2
|
Cho Chikun
|
9p
|
4
|
|
6.5
|
2011-07-14
|
|
R |
19
|
142
|
|
North American Masters
|
Semi-final
|
Kobayashi Satoru
|
9p
|
1
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2011-06-25
|
|
R |
19
|
134
|
|
Agon Cup
|
Last preliminary
|
Kim Sungjin
|
6d ama
|
4
|
Cho Chikun
|
25th Honinbo
|
5
|
|
6.5
|
2011-04-26
|
|
R |
19
|
217
|
|
North American Masters
|
Round 2
|
Cho Chikun
|
9p
|
8
|
Takemiya Masaki
|
9p
|
3
|
|
6.5
|
2011-03-31
|
|
6.5 |
19
|
155
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
9p
|
1
|
Kato Atsushi
|
8p
|
4
|
|
|
2011-03-03
|
|
R |
19
|
128
|
|
Oza tournament
|
Last preliminary final
|
Cho Chikun
|
25th Honinbo
|
0
|
Sakai Takeshi
|
9p
|
0
|
|
6.5
|
2011-02-24
|
|
R |
19
|
127
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
9p
|
10
|
Seki Tatsuya
|
2p
|
7
|
|
|
2011-02-10
|
|
0.5 |
19
|
229
|
|
NHK Cup
|
Round 4
|
Akiyama Jiro
|
8p
|
1
|
Cho Chikun
|
9p, 25th Honinbo
|
2
|
|
6.5
|
2011-02-07
|
|
R |
19
|
161
|
|
Oza tournament
|
Last preliminary
|
Nakamura Shinya
|
8p
|
2
|
Cho Chikun
|
25th Honinbo
|
2
|
|
6.5
|
2011-02-03
|
|
R |
19
|
160
|
|
BC Card Cup
|
Round 1
|
Cho Chikun
|
9p
|
2
|
Yan Huan
|
5p
|
1
|
|
6.5
|
2011-01-29
|
|
R |
19
|
150
|
|
Ryu-Sei Cup
|
Block H
|
Cho Chikun
|
25th Honinbo
|
5
|
Takemiya Masaki
|
9p
|
5
|
|
6.5
|
2011-01-20
|
|
5.5 |
19
|
242
|
|
Oza tournament
|
Preliminary
|
Cho Chikun
|
9p
|
2
|
Rin Kanketsu
|
7p
|
1
|
|
6.5
|
2010-12-23
|
|
R |
19
|
189
|
|
Chun-Lan Cup
|
Round 3
|
Cho Chikun
|
9p
|
5
|
Xie He
|
7p
|
5
|
|
7.5
|
2010-12-14
|
|
R |
19
|
158
|
|
4th Yugen Cup
|
?
|
Cho Chikun
|
9p
|
3
|
Fujita Akihiko
|
2p
|
3
|
|
6.5
|
2010-11-29
|
|
R |
19
|
200
|
|
Kisei tournament
|
Preliminary
|
Cho Chikun
|
9p
|
1
|
Mitani Tetsuya
|
6p
|
1
|
|
|
2010-11-25
|
|
R |
19
|
146
|
|
Tengen tournament
|
A2
|
Cho Chikun
|
9p
|
5
|
Rin Kanketsu
|
7p
|
8
|
|
6.5
|
2010-11-18
|
|
2.5 |
19
|
253
|
|
Oza tournament
|
Preliminary
|
Cho Chikun
|
9p
|
2
|
Nakaonoda Tomomi
|
9p
|
4
|
|
|
2010-11-11
|
|
R |
19
|
167
|
|
Tengen tournament
|
A1
|
Otake Hideo
|
9p
|
2
|
Cho Chikun
|
9p
|
0
|
|
6.5
|
2010-10-28
|
|
R |
19
|
180
|
|
Kisei tournament
|
Preliminary
|
Cho Chikun
|
9p
|
1
|
Muramatsu Ryuichi
|
8p
|
1
|
|
6.5
|
2010-10-21
|
|
R |
19
|
113
|
|
Gosei tournament
|
Preliminaries A final
|
Cho Chikun
|
25th Honinbo
|
19
|
Kobayashi Koichi
|
9p
|
14
|
|
6.5
|
2010-10-07
|
|
3.5 |
19
|
300
|
|
Agon Cup
|
?
|
Yamashita Keigo
|
9p
|
2
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2010-10-02
|
|
R |
19
|
131
|
|
Gosei tournament
|
Preliminaries A
|
Iguchi Toyohide
|
7p
|
0
|
Cho Chikun
|
25th Honinbo
|
1
|
|
6.5
|
2010-09-09
|
|
R |
19
|
94
|
|
Agon Cup
|
?
|
Rin Shien
|
7p
|
9
|
Cho Chikun
|
9p
|
9
|
|
6.5
|
2010-08-26
|
|
1.5 |
19
|
266
|
|
Gosei tournament
|
Preliminaries A
|
Kato Atsushi
|
8p
|
8
|
Cho Chikun
|
25th Honinbo
|
8
|
|
6.5
|
2010-08-19
|
|
1.5 |
19
|
274
|
|
Agon Cup
|
Round 2
|
Cho Chikun
|
9p
|
1
|
Imamura Toshiya
|
9p
|
0
|
|
6.5
|
2010-07-29
|
|
R |
19
|
103
|
|
6th Daiwa-Shoken Cup
|
Round 1
|
Shuto Shun
|
7p
|
8
|
Cho Chikun
|
9p
|
11
|
|
6.5
|
2010-07-24
|
|
2.5 |
19
|
260
|
|
Japanese NEC Cup
|
Round 1
|
So Yokoku
|
8p
|
9
|
Cho Chikun
|
9p
|
11
|
|
6.5
|
2010-07-12
|
|
0.5 |
19
|
285
|
|
Agon Cup
|
Round 1
|
Cho Chikun
|
9p
|
4
|
Hane Naoki
|
9p
|
0
|
|
6.5
|
2010-07-08
|
|
R |
19
|
179
|
|
Honinbo tournament
|
Preliminary
|
Suzuki Shinji
|
2d
|
4
|
Cho Chikun
|
25th Honinbo
|
6
|
|
6.5
|
2010-06-24
|
|
1.5 |
19
|
211
|
|
Gosei tournament
|
Preliminaries
|
Cho Chikun
|
9p
|
0
|
Kanno Masashi
|
6p
|
3
|
|
6.5
|
2010-06-10
|
|
R |
19
|
143
|
|
Agon Cup
|
Last preliminary final
|
Enda Hideki
|
9p
|
0
|
Cho Chikun
|
25th Honinbo
|
1
|
|
6.5
|
2010-05-20
|
|
R |
19
|
174
|
|
Ryu-Sei Cup
|
Round 1
|
Kato Atsushi
|
8p
|
2
|
Cho Chikun
|
25th Honinbo
|
6
|
|
6.5
|
2010-05-17
|
|
0.5 |
19
|
250
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
25th Honinbo
|
2
|
Takemiya Masaki
|
9p
|
2
|
|
6.5
|
2010-05-13
|
|
2.5 |
19
|
155
|
|
Ryu-Sei Cup
|
Block H
|
Ko Iso
|
7p
|
6
|
Cho Chikun
|
25th Honinbo
|
10
|
|
6.5
|
2010-04-19
|
|
R |
19
|
224
|
|
Ryu-Sei Cup
|
Block H
|
Cho Chikun
|
25th Honinbo
|
2
|
Yoda Norimoto
|
9p
|
1
|
|
6.5
|
2010-03-25
|
|
R |
19
|
181
|
|
Honinbo tournament
|
Preliminary
|
Yamada Shinji
|
5p
|
11
|
Cho Chikun
|
9p
|
21
|
|
|
2010-03-18
|
|
2.5 |
19
|
287
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
9p
|
0
|
Matsubara Taisei
|
6p
|
2
|
|
|
2010-02-18
|
|
R |
19
|
167
|
|
Kisei tournament
|
Last preliminary
|
Yamashiro Hiroshi
|
9p
|
4
|
Cho Chikun
|
25th Honinbo
|
8
|
|
6.5
|
2010-01-14
|
|
R |
19
|
139
|
|
Meijin tournament
|
League
|
Cho Chikun
|
9p
|
1
|
Kobayashi Satoru
|
9p
|
1
|
|
6.5
|
2009-08-06
|
|
R |
19
|
113
|
|
Meijin tournament
|
League
|
O Meien
|
9p
|
1
|
Cho Chikun
|
9p
|
2
|
|
6.5
|
2009-07-09
|
|
R |
19
|
158
|
|
Meijin tournament
|
League
|
Cho Chikun
|
9p
|
13
|
Takao Shinji
|
9p
|
22
|
|
6.5
|
2009-06-04
|
|
1.5 |
19
|
288
|
|
Meijin tournament
|
League
|
Yamada Kimio
|
9p
|
4
|
Cho Chikun
|
9p
|
5
|
|
6.5
|
2009-05-07
|
|
0.5 |
19
|
266
|
|
Meijin tournament
|
League
|
Cho Chikun
|
9p
|
16
|
Iyama Yuta
|
8p
|
12
|
|
6.5
|
2009-04-02
|
|
R |
19
|
204
|
|
Honinbo tournament
|
Preliminary
|
Ishida Akira
|
9p
|
0
|
Cho Chikun
|
9p
|
3
|
|
|
2009-03-05
|
|
R |
19
|
172
|
|
Meijin tournament
|
League
|
Sakai Hideyuki
|
7p
|
20
|
Cho Chikun
|
9p
|
5
|
|
6.5
|
2009-02-19
|
|
0.5 |
19
|
253
|
|
Japanese NEC Cup
|
?
|
Hane Naoki
|
9p
|
8
|
Cho Chikun
|
9p
|
1
|
|
6.5
|
2009-02-07
|
|
9.5 |
19
|
217
|
|
Honinbo tournament
|
Preliminary
|
Cho Chikun
|
9p
|
3
|
Suzuki Ayumi
|
4p
|
7
|
|
|
2009-01-29
|
|
R |
19
|
167
|
|
Gosei tournament
|
Round 2
|
Cho Chikun
|
9p
|
3
|
Iyama Yuta
|
8p
|
2
|
|
6.5
|
2009-01-22
|
|
R |
19
|
172
|
|
Pair-Go
|
Quarter-final playoff
|
Yoshida Mika & Kono Rin
|
8p & 9p
|
6
|
Osawa Narumi & Cho Chikun
|
3p & 25th Honinbo
|
5
|
|
6.5
|
2008-12-06
|
|
R |
9
|
67
|
|
Pair-Go
|
Round 2
|
Chinen Kaori & Kobayashi Satoru
|
4p & 9p
|
4
|
Osawa Narumi & Cho Chikun
|
3p & 25th Honinbo
|
2
|
|
6.5
|
2008-12-06
|
JP
|
R |
19
|
132
|
|
Pair-Go
|
Round 1
|
Koyama Terumi & Ko Iso
|
5p & 7p
|
8
|
Osawa Narumi & Cho Chikun
|
3p & 25th Honinbo
|
0
|
|
6.5
|
2008-12-06
|
JP
|
R |
19
|
155
|
|
Gosei tournament
|
Round 1
|
Sakai Maki
|
8p
|
6
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2008-10-30
|
|
R |
19
|
208
|
|
Japanese NEC Cup
|
Round 2
|
Yamashita Keigo
|
9p
|
14
|
Cho Chikun
|
9p
|
13
|
|
6.5
|
2008-09-20
|
|
R |
19
|
248
|
|
Japanese NEC Cup
|
Round 1
|
Cho Chikun
|
9p
|
15
|
Kobayashi Satoru
|
9p
|
17
|
|
6.5
|
2008-07-19
|
|
R |
19
|
241
|
|
Gosei tournament
|
Round 3
|
Yamashita Keigo
|
9p
|
1
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2008-02-18
|
|
R |
19
|
143
|
|
Gosei tournament
|
Round 2
|
Ko Iso
|
7p
|
11
|
Cho Chikun
|
9p
|
6
|
|
6.5
|
2007-12-06
|
|
2.5 |
19
|
243
|
|
Gosei tournament
|
Round 1
|
Cho Chikun
|
9p
|
4
|
Nakaonoda Tomomi
|
9p
|
4
|
|
6.5
|
2007-11-08
|
|
R |
19
|
147
|
|
Meijin tournament
|
Preliminary
|
Cho Chikun
|
9p
|
0
|
Sonoda Yuichi
|
9p
|
2
|
|
6.5
|
2007-10-25
|
|
4.5 |
19
|
219
|
|
Kisei tournament
|
League B
|
Hane Naoki
|
9p
|
2
|
Cho Chikun
|
9p
|
2
|
|
6.5
|
2007-10-04
|
|
5.5 |
19
|
202
|
|
Meijin tournament
|
Semi-final
|
Cho Sonjin
|
9p
|
5
|
Cho Chikun
|
9p
|
5
|
|
6.5
|
2007-09-27
|
|
R |
19
|
214
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
16
|
Kono Rin
|
9p
|
19
|
|
6.5
|
2007-09-22
|
|
1.5 |
19
|
278
|
|
Agon Cup
|
Semi-final
|
Cho Chikun
|
9p
|
5
|
Ogata Masaki
|
9p
|
3
|
|
6.5
|
2007-09-13
|
|
R |
19
|
161
|
|
Meijin tournament
|
Round 1
|
O Meien
|
9p
|
11
|
Cho Chikun
|
9p
|
11
|
|
6.5
|
2007-08-30
|
|
R |
19
|
246
|
|
Meijin tournament
|
Round 1
|
Sato Masaharu
|
9p
|
0
|
Cho Chikun
|
9p
|
1
|
|
6.5
|
2007-08-09
|
|
R |
19
|
130
|
|
Japanese NEC Cup
|
Round 1
|
Cho Chikun
|
9p
|
11
|
Mimura Tomoyasu
|
9p
|
6
|
|
6.5
|
2007-06-23
|
|
R |
19
|
213
|
|
Oza tournament
|
Round 1
|
Cho Chikun
|
9p
|
6
|
So Yokoku
|
8p
|
4
|
|
6.5
|
2007-05-10
|
|
R |
19
|
224
|
|
Ryu-Sei Cup
|
?
|
Cho Chikun
|
9p, Judan
|
6
|
O Rissei
|
9p
|
6
|
|
6.5
|
2007-04-09
|
|
R |
19
|
214
|
|
2nd Daiwa-Shoken Cup
|
Round 1
|
Cho Chikun
|
9p
|
1
|
Yoda Norimoto
|
9p
|
1
|
|
6.5
|
2007-02-24
|
|
R |
19
|
128
|
|
Kisei tournament
|
?
|
Cho Chikun
|
9p
|
10
|
Kono Mitsuki
|
7p
|
4
|
|
6.5
|
2007-02-22
|
|
R |
19
|
157
|
|
Gosei tournament
|
Round 3
|
Kono Rin
|
9p
|
4
|
Cho Chikun
|
9p
|
1
|
|
6.5
|
2007-02-15
|
|
R |
19
|
159
|
|
Kisei tournament
|
Round 1
|
Ishii Kunio
|
9p
|
1
|
Cho Chikun
|
9p
|
1
|
|
6.5
|
2007-01-25
|
|
R |
19
|
126
|
|
Gosei tournament
|
Round 2
|
Yamashiro Hiroshi
|
9p
|
0
|
Cho Chikun
|
9p
|
4
|
|
6.5
|
2007-01-18
|
|
R |
19
|
154
|
|
Gosei tournament
|
Round 1
|
Cho Chikun
|
9p
|
1
|
Kiyonari Tetsuya
|
9p
|
0
|
|
6.5
|
2006-10-26
|
|
R |
19
|
107
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
2
|
Takao Shinji
|
9p
|
4
|
|
6.5
|
2006-10-14
|
|
R |
19
|
194
|
|
3rd Toyota and Denso Cup
|
Round 1
|
Oya Koichi
|
9p
|
9
|
Cho Chikun
|
9p
|
10
|
|
6.5
|
2006-05-25
|
|
4.5 |
19
|
284
|
|
Japanese NEC Cup
|
Round 1
|
Mimura Tomoyasu
|
9p
|
1
|
Cho Chikun
|
9p
|
1
|
|
6.5
|
2006-05-20
|
|
R |
19
|
130
|
|
Gosei tournament
|
Semi-final
|
Cho Chikun
|
9p
|
2
|
Yamashita Keigo
|
9p
|
3
|
|
6.5
|
2006-05-11
|
|
R |
19
|
136
|
|
Honinbo tournament
|
?
|
Cho Chikun
|
9p
|
5
|
Anzai Nobuaki
|
3p
|
10
|
|
6.5
|
2006-05-04
|
|
3.5 |
19
|
257
|
|
Gosei tournament
|
Round 3
|
Cho Chikun
|
9p
|
11
|
Kiyonari Tetsuya
|
9p
|
9
|
|
6.5
|
2006-03-02
|
|
R |
19
|
201
|
|
Ryu-Sei Cup
|
Final
|
Imamura Toshiya
|
9p
|
4
|
Cho Chikun
|
9p, Judan
|
7
|
|
6.5
|
2006-02-20
|
|
7.5 |
19
|
268
|
|
Gosei tournament
|
Round 2
|
O Meien
|
9p
|
16
|
Cho Chikun
|
9p
|
19
|
|
6.5
|
2006-01-19
|
|
7.5 |
19
|
339
|
|
Pair-Go
|
Quarter-final decision game
|
Chinen Kaori & Imamura Toshira
|
Female Kisei & 9p
|
0
|
Umezawa Yukari & Cho Chikun
|
5p & Judan
|
2
|
|
6.5
|
2005-12-03
|
JP
|
R |
9
|
26
|
|
Tengen tournament
|
?
|
Oya Koichi
|
9p
|
1
|
Cho Chikun
|
9p
|
1
|
|
6.5
|
2005-10-20
|
|
R |
19
|
164
|
|
Agon Cup
|
Semi-final
|
Cho Chikun
|
9p
|
2
|
Iyama Yuta
|
4p
|
0
|
|
6.5
|
2005-09-08
|
|
R |
19
|
180
|
|
Agon Cup
|
Round 2
|
Cho Chikun
|
9p
|
1
|
Kiyonari Tetsuya
|
9p
|
5
|
|
6.5
|
2005-08-11
|
|
R |
19
|
175
|
|
Ryu-Sei Cup
|
Semi-final
|
Cho U
|
9p
|
7
|
Cho Chikun
|
9p
|
10
|
|
6.5
|
2005-07-25
|
|
F |
19
|
213
|
|
Agon Cup
|
Round 1
|
Cho Sonjin
|
9p
|
1
|
Cho Chikun
|
9p
|
6
|
|
6.5
|
2005-07-21
|
|
R |
19
|
152
|
|
Japanese NEC Cup
|
Round 1
|
Yamada Kimio
|
8p
|
6
|
Cho Chikun
|
9p
|
6
|
|
6.5
|
2005-06-17
|
|
18.5 |
19
|
244
|
|
Ryu-Sei Cup
|
Round 2
|
Cho Chikun
|
9p
|
13
|
Cho Sonjin
|
9p
|
9
|
|
6.5
|
2005-05-30
|
|
R |
19
|
249
|
|
Oza tournament
|
Round 1
|
Cho Chikun
|
9p
|
1
|
Kataoka Satoshi
|
9p
|
3
|
|
6.5
|
2005-05-19
|
|
4.5 |
19
|
200
|
|
Gosei tournament
|
Semi-final
|
Cho Chikun
|
9p
|
7
|
Yuki Satoshi
|
9p
|
5
|
|
6.5
|
2005-05-12
|
|
R |
19
|
210
|
|
Ryu-Sei Cup
|
Round 1
|
Cho Chikun
|
9p
|
4
|
Rin Shien
|
6p
|
2
|
|
6.5
|
2005-05-09
|
|
8.5 |
19
|
274
|
|
Tengen tournament
|
Round 2
|
Cho Chikun
|
9p
|
1
|
Yamashiro Hiroshi
|
9p
|
1
|
|
6.5
|
2005-03-31
|
|
R |
19
|
138
|
|
Ryu-Sei Cup
|
?
|
O Meien
|
9p
|
5
|
Cho Chikun
|
25th Honinbo
|
5
|
|
6.5
|
2005-03-14
|
|
0.5 |
19
|
266
|
|
Gosei tournament
|
Round 3
|
Yamada Kimio
|
8p
|
4
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2005-02-24
|
|
R |
19
|
160
|
|
Oza tournament
|
?
|
Ogaki Yusaku
|
9p
|
2
|
Cho Chikun
|
9p
|
0
|
|
6.5
|
2005-02-17
|
|
R |
19
|
162
|
|
Kisei tournament
|
Round 1
|
Cho Chikun
|
9p
|
3
|
Hane Yasumasa
|
9p
|
3
|
|
6.5
|
2005-02-10
|
|
R |
19
|
163
|
|
Gosei tournament
|
Round 2
|
Cho Chikun
|
9p
|
0
|
Yamashita Keigo
|
9p
|
1
|
|
6.5
|
2005-01-27
|
|
R |
19
|
119
|
|
NHK Cup
|
Quarter-final
|
Cho Chikun
|
9p
|
7
|
Kurahashi Masayuki
|
9p
|
13
|
|
6.5
|
2005-01-17
|
|
2.5 |
19
|
267
|
|
Tengen tournament
|
Round 1
|
Cho Chikun
|
9p
|
0
|
Yukawa Mitsuhisa
|
9p
|
0
|
|
6.5
|
2004-12-09
|
|
R |
19
|
95
|
|
Pair-Go
|
Qualification after Round 2
|
Ogawa Tomoko & Cho Chikun
|
6p & 25th Honinbo
|
0
|
Hyonjon Kim & Hane Naoki
|
3p & Kisei
|
0
|
|
6.5
|
2004-12-04
|
JP
|
R |
9
|
34
|
|
NHK Cup
|
Round 2
|
Sonoda Yuichi
|
9p
|
2
|
Cho Chikun
|
9p
|
0
|
|
6.5
|
2004-11-08
|
|
R |
19
|
212
|
|
Kisei tournament
|
?
|
Cho Chikun
|
9p
|
6
|
Kobayashi Satoru
|
9p
|
1
|
|
6.5
|
2004-10-07
|
|
R |
19
|
159
|
|
Gosei tournament
|
Preliminaries A3
|
Cho Chikun
|
9p
|
6
|
Cho Sonjin
|
9p
|
1
|
|
6.5
|
2004-09-30
|
|
0.5 |
19
|
245
|
|
Kisei tournament
|
?
|
Yuki Satoshi
|
9p
|
13
|
Cho Chikun
|
9p
|
2
|
|
6.5
|
2004-09-09
|
|
R |
19
|
113
|
|
2nd JAL Super Hayago
|
Semi-final
|
Cho Chikun
|
9p
|
7
|
Kato Masao
|
9p
|
10
|
|
6.5
|
2004-09-05
|
|
2.5 |
19
|
241
|
|
Kisei tournament
|
League B
|
O Rissei
|
9p
|
0
|
Cho Chikun
|
9p
|
4
|
|
6.5
|
2004-08-26
|
|
R |
19
|
155
|
|
Tengen tournament
|
Semi-final
|
Cho Chikun
|
9p
|
2
|
Kimu Sujun
|
7p
|
1
|
|
6.5
|
2004-08-19
|
|
R |
19
|
162
|
|
2nd JAL Super Hayago
|
Final
|
Mimura Tomoyasu
|
9p
|
2
|
Cho Chikun
|
9p
|
7
|
|
6.5
|
2004-08-14
|
|
R |
19
|
182
|
|
Kisei tournament
|
League B
|
Cho Chikun
|
9p
|
2
|
Cho U
|
9p
|
1
|
|
6.5
|
2004-07-01
|
|
R |
19
|
130
|
|
Tengen tournament
|
Quarter-final
|
Cho Chikun
|
9p
|
10
|
So Yokoku
|
7p
|
10
|
|
6.5
|
2004-06-24
|
|
7.5 |
19
|
266
|
|
Japanese NEC Cup
|
Round 1
|
Mimura Tomoyasu
|
9p
|
13
|
Cho Chikun
|
9p
|
9
|
|
6.5
|
2004-06-21
|
|
1.5 |
19
|
287
|
|
Ryu-Sei Cup
|
Round 2
|
Cho Chikun
|
9p
|
9
|
Yamada Kimio
|
8p
|
12
|
|
6.5
|
2004-06-14
|
|
0.5 |
19
|
255
|
|
2nd JAL Cup HayaGo
|
Round 2
|
Cho Chikun
|
9p
|
3
|
Yuki Satoshi
|
9p
|
1
|
|
6.5
|
2004-06-12
|
|
R |
19
|
157
|
|
Ryu-Sei Cup
|
Round 1
|
Kato Atsushi
|
8p
|
4
|
Cho Chikun
|
9p
|
4
|
|
6.5
|
2004-04-26
|
|
R |
19
|
212
|
|
2nd JAL Super Hayago
|
Round 1
|
Yokota Shigeaki
|
9p
|
1
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2004-04-03
|
|
R |
19
|
86
|
|
Ryu-Sei Cup
|
H group final
|
Haruyama Isamu
|
9p
|
4
|
Cho Chikun
|
25th Honinbo
|
2
|
|
6.5
|
2004-03-08
|
|
R |
19
|
214
|
|
Tengen tournament
|
Round 2
|
Cho Chikun
|
9p
|
5
|
Cho Sonjin
|
9p
|
1
|
|
6.5
|
2004-03-04
|
|
3.5 |
19
|
209
|
|
Japanese NEC Cup
|
Semi-final
|
Mimura Tomoyasu
|
9p
|
2
|
Cho Chikun
|
9p
|
6
|
|
6.5
|
2004-01-31
|
|
R |
19
|
199
|
|
Tengen tournament
|
Round 1
|
Yukawa Mitsuhisa
|
9p
|
3
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2004-01-22
|
|
0.5 |
19
|
237
|
|
Pair-Go
|
Round 3
|
Osawa Narumi & Yuki Satoshi
|
3p, Female Kakusei & 9p
|
1
|
Inori Yoko & Cho Chikun
|
5p & 9p, 25th Honinbo
|
1
|
|
6.5
|
2003-12-13
|
|
R |
19
|
226
|
|
Pair-Go
|
Play off for quarter final
|
Izawa Akino & Kobayashi Koichi
|
3p & 9p
|
1
|
Inori Yoko & Cho Chikun
|
5p & 25th Honinbo
|
2
|
|
6.5
|
2003-12-06
|
|
R |
9
|
58
|
|
Pair-Go
|
Round 2
|
Inori Yoko & Cho Chikun
|
5p & 25th Honinbo
|
2
|
Ogawa Tomoko & Kato Masao
|
6p & 9p
|
1
|
|
6.5
|
2003-12-06
|
|
R |
19
|
175
|
|
Pair-Go
|
Round 1
|
Inori Yoko & Cho Chikun
|
5p & 9p, 25th Honinbo
|
3
|
Okada Yumiko & Cho U
|
6p, Female Saikyo & 9p, Honinbo, Oza
|
4
|
|
6.5
|
2003-12-06
|
|
R |
19
|
174
|
|
Japanese NEC Cup
|
Round 2
|
O Meien
|
9p
|
5
|
Cho Chikun
|
9p
|
7
|
|
6.5
|
2003-11-22
|
JP
|
1.5 |
19
|
268
|
|
Kisei tournament
|
Challengers' Final
|
Hane Naoki
|
9p
|
9
|
Cho Chikun
|
9p
|
6
|
|
6.5
|
2003-11-13
|
|
2.5 |
19
|
257
|
|
Judan tournament
|
Losers' Section, Round 2
|
Cho Chikun
|
9p
|
5
|
Hashimoto Yujiro
|
9p
|
1
|
|
6.5
|
2003-10-23
|
|
R |
19
|
158
|
|
Kisei tournament
|
League B
|
Cho Chikun
|
9p
|
5
|
Ryu Shikun
|
9p
|
8
|
|
6.5
|
2003-10-09
|
|
3.5 |
19
|
242
|
|
Gosei tournament
|
Preliminaries A2
|
Cho U
|
9p
|
2
|
Cho Chikun
|
9p
|
3
|
|
6.5
|
2003-10-02
|
|
R |
19
|
153
|
|
Judan tournament
|
Winners' Section Semi-final
|
Cho U
|
9p
|
6
|
Cho Chikun
|
9p
|
7
|
|
6.5
|
2003-09-25
|
|
0.5 |
19
|
284
|
|
Agon Cup
|
Semi-final
|
Cho Chikun
|
9p
|
3
|
Kato Masao
|
9p
|
3
|
|
6.5
|
2003-09-08
|
|
1.5 |
19
|
200
|
|
Kisei tournament
|
League B
|
Cho U
|
9p
|
4
|
Cho Chikun
|
9p
|
2
|
|
6.5
|
2003-09-04
|
|
R |
19
|
193
|
|
Kisei tournament
|
League B
|
Cho Chikun
|
9p
|
3
|
Awaji Shuzo
|
9p
|
3
|
|
6.5
|
2003-08-21
|
|
R |
19
|
167
|
|
Judan tournament
|
Winners' Section, Round 2
|
Cho Chikun
|
9p
|
0
|
O Meien
|
9p
|
3
|
|
6.5
|
2003-08-14
|
|
3.5 |
19
|
236
|
|
Agon Cup
|
Round 1
|
Cho Chikun
|
9p
|
3
|
Kobayashi Koichi
|
9p
|
6
|
|
6.5
|
2003-07-24
|
|
5.5 |
19
|
200
|
|
Honinbo tournament
|
3rd Preliminary, Round 2
|
Nakaonoda Tomomi
|
8p
|
6
|
Cho Chikun
|
9p
|
6
|
|
6.5
|
2003-07-17
|
|
5.5 |
19
|
211
|
|
28th Kisei. League B
|
?
|
Cho Chikun
|
9p
|
26
|
Yoda Norimoto
|
9p
|
22
|
|
6.5
|
2003-07-10
|
|
6.5 |
19
|
278
|
|
1st JAL Super Hayago Championship
|
Round 2
|
Hane Naoki
|
9p
|
8
|
Cho Chikun
|
9p
|
5
|
|
6.5
|
2003-06-28
|
|
R |
19
|
207
|
|
Oza tournament
|
Round 2
|
Cho Chikun
|
9p
|
19
|
Yamashiro Hiroshi
|
9p
|
15
|
|
6.5
|
2003-06-26
|
|
2.5 |
19
|
294
|
|
Japanese NEC Cup
|
Round 1
|
Rin Kaiho
|
9p
|
7
|
Cho Chikun
|
9p
|
7
|
|
6.5
|
2003-06-23
|
|
1.5 |
19
|
270
|
|
Kisei tournament
|
League B
|
O Meien
|
9p
|
1
|
Cho Chikun
|
9p
|
4
|
|
6.5
|
2003-06-05
|
|
R |
19
|
152
|
|
Judan tournament
|
Winners' Section, Round 1
|
Yamada Kimio
|
8p
|
7
|
Cho Chikun
|
9p
|
5
|
|
6.5
|
2003-05-29
|
|
R |
19
|
158
|
|
Tengen tournament
|
Round 3
|
Cho Chikun
|
9p
|
8
|
Kobayashi Satoru
|
9p
|
11
|
|
6.5
|
2003-05-22
|
|
8.5 |
19
|
250
|
|
Oza tournament
|
Round 1
|
Cho Chikun
|
9p
|
3
|
Kudo Norio
|
9p
|
4
|
|
5.5
|
2003-04-24
|
|
3.5 |
19
|
213
|
|
Gosei tournament
|
Round 3
|
Michael Redmond
|
9p
|
7
|
Cho Chikun
|
9p
|
6
|
|
6.5
|
2003-04-10
|
|
3.5 |
19
|
257
|
|
Honinbo tournament
|
?
|
Cho Chikun
|
9p
|
21
|
Kobayashi Koichi
|
9p
|
13
|
|
5.5
|
2003-04-03
|
|
5.5 |
19
|
291
|
|
Tengen tournament
|
Round 2
|
Imamura Toshiya
|
9p
|
11
|
Cho Chikun
|
9p
|
13
|
|
6.5
|
2003-03-27
|
|
6.5 |
19
|
280
|
|
Ryu-Sei Cup
|
11th game of the E group
|
Cho Chikun
|
25th Honinbo
|
16
|
Kono Rin
|
6p
|
13
|
|
5.5
|
2003-03-17
|
JP
|
2.5 |
19
|
303
|
|
Gosei tournament
|
Round 2
|
Otake Hideo
|
9p
|
16
|
Cho Chikun
|
9p
|
18
|
|
6.5
|
2003-03-13
|
|
1.5 |
19
|
291
|
|
Honinbo tournament
|
?
|
O Meien
|
9p
|
4
|
Cho Chikun
|
9p
|
5
|
|
5.5
|
2003-03-06
|
|
R |
19
|
149
|
|
Tengen tournament
|
Round 1
|
Hashimoto Shoji
|
9p
|
11
|
Cho Chikun
|
9p
|
8
|
|
6.5
|
2003-02-27
|
|
6.5 |
19
|
275
|
|
Gosei tournament
|
Round 1
|
Rin Kaiho
|
9p
|
27
|
Cho Chikun
|
9p
|
25
|
|
6.5
|
2003-02-20
|
|
10.5 |
19
|
322
|
|
Honinbo tournament
|
?
|
Cho Sonjin
|
9p
|
1
|
Cho Chikun
|
9p
|
5
|
|
5.5
|
2003-02-13
|
|
R |
19
|
169
|
|
Pair-Go
|
Final
|
Inori Yoko & Cho Chikun
|
5p & 9p
|
7
|
Yoshida Mika & Kobayashi Koichi
|
7p & 9p
|
12
|
|
6.5
|
2003-01-26
|
|
R |
19
|
187
|
|
Honinbo tournament
|
?
|
Yamashita Keigo
|
7p
|
1
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
2003-01-23
|
|
R |
19
|
103
|
|
Fujitsu Cup
|
Preliminary
|
Cho Chikun
|
9p
|
3
|
Nakano Hironari
|
9p
|
10
|
|
6.5
|
2003-01-20
|
|
R |
19
|
171
|
|
Judan tournament
|
Losers' Section Final
|
Takao Shinji
|
8p
|
7
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
2003-01-16
|
|
4.5 |
19
|
270
|
|
Pair-Go
|
Semi-final
|
Umezawa Yukari & Ishida Yoshio
|
|
7
|
Inori Yoko & Cho Chikun
|
|
3
|
|
6.5
|
2002-12-14
|
|
R |
19
|
222
|
|
Pair-Go
|
Quarterfinal
|
Inori Yoko & Cho Chikun
|
|
8
|
Ogawa Tomoku & Yoda Norimoto
|
|
6
|
|
6.5
|
2002-12-14
|
|
1.5 |
19
|
286
|
|
Pair-Go
|
Round 2
|
Kato Tomoku & Rin Kaiho
|
|
10
|
Inori Yoko & Cho Chikun
|
|
8
|
|
6.5
|
2002-12-07
|
|
4.5 |
19
|
293
|
|
Pair-Go
|
Round 1
|
Okada Yumiko & O Meien
|
|
13
|
Inori Yoko & Cho Chikun
|
|
11
|
|
6.5
|
2002-12-07
|
|
6.5 |
19
|
259
|
|
Honinbo tournament
|
?
|
Cho Chikun
|
9p
|
1
|
Cho U
|
7p
|
2
|
|
5.5
|
2002-12-02
|
|
R |
19
|
98
|
|
Honinbo tournament
|
?
|
Cho Chikun
|
9p
|
0
|
Ryu Shikun
|
7p
|
1
|
|
5.5
|
2002-11-25
|
|
R |
19
|
144
|
|
Judan tournament
|
Losers' Section Semi-final
|
Yamada Kimio
|
8p
|
3
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2002-11-14
|
|
R |
19
|
130
|
|
Kisei tournament
|
League B
|
Cho U
|
7p
|
0
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
2002-10-28
|
|
R |
19
|
78
|
|
Agon Cup
|
Final
|
Cho U
|
7p
|
6
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
2002-10-13
|
JP
|
R |
19
|
216
|
|
Honinbo tournament
|
?
|
Rin Kaiho
|
9p
|
4
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
2002-10-07
|
|
1.5 |
19
|
233
|
|
Japanese NEC Cup
|
Round 2
|
Cho U
|
7p
|
2
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
2002-09-21
|
JP
|
R |
19
|
141
|
|
Judan tournament
|
Losers' Section
|
Mimura Tomoyasu
|
9p
|
4
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2002-09-19
|
|
R |
19
|
212
|
|
35th Hayago Championship
|
Semi-final
|
Nakano Yasuhiro
|
8p
|
4
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
2002-09-08
|
|
R |
19
|
172
|
|
Kisei tournament
|
League B
|
Cho Chikun
|
9p
|
3
|
Kobayashi Satoru
|
9p
|
0
|
|
5.5
|
2002-09-05
|
|
R |
19
|
76
|
|
Kisei tournament
|
?
|
Yamashita Keigo
|
7p
|
1
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2002-08-29
|
|
R |
19
|
161
|
|
Judan tournament
|
Losers' Section
|
Cho Chikun
|
9p
|
2
|
Hikosaka Naoto
|
9p
|
2
|
|
5.5
|
2002-08-22
|
|
R |
19
|
177
|
|
35th Hayago Championship
|
Final
|
Cho Chikun
|
9p
|
0
|
Ishida Yoshio
|
9p
|
1
|
|
5.5
|
2002-08-17
|
JP
|
R |
19
|
187
|
|
Ryu-Sei Cup
|
Semi-final
|
O Meien
|
9p
|
15
|
Cho Chikun
|
9p
|
15
|
|
5.5
|
2002-08-12
|
|
6.5 |
19
|
280
|
|
Judan tournament
|
Winners' Section, Round 2
|
Cho Chikun
|
9p
|
7
|
Yamashita Keigo
|
7p
|
5
|
|
5.5
|
2002-08-08
|
|
7.5 |
19
|
247
|
|
35th Hayago Championship
|
Round 2
|
Kobayashi Koichi
|
9p
|
0
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
2002-07-14
|
|
R |
19
|
180
|
|
Kisei tournament
|
League B
|
Cho Chikun
|
9p
|
4
|
Awaji Shuzo
|
9p
|
4
|
|
5.5
|
2002-07-11
|
|
R |
19
|
205
|
|
Japanese NEC Cup
|
Round 1
|
Kobayashi Koichi
|
9p
|
17
|
Cho Chikun
|
9p
|
16
|
|
5.5
|
2002-06-24
|
|
4.5 |
19
|
312
|
|
Kisei tournament
|
League B
|
Cho Sonjin
|
9p
|
2
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
2002-06-20
|
|
R |
19
|
215
|
|
Ryu-Sei Cup
|
Round 2
|
Cho Chikun
|
9p
|
15
|
Rin Kaiho
|
9p
|
12
|
|
5.5
|
2002-06-17
|
|
7.5 |
19
|
285
|
|
Judan tournament
|
Round 1
|
Cho Chikun
|
9p
|
1
|
Hane Naoki
|
8p
|
0
|
|
5.5
|
2002-06-13
|
|
R |
19
|
135
|
|
Gosei tournament
|
Semi-final
|
Sonoda Yuichi
|
9p
|
0
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
2002-05-09
|
|
R |
19
|
183
|
|
Ryu-Sei Cup
|
Final Tournament, Round 1
|
Cho Chikun
|
9p
|
7
|
Kono Rin
|
6p
|
6
|
|
5.5
|
2002-05-06
|
??
|
R |
19
|
193
|
|
Shun'ei
|
Round 1
|
Yamamori Tadanao
|
3p
|
1
|
Kin Shujun
|
6p
|
1
|
|
5.5
|
2002-04-17
|
|
R |
19
|
128
|
|
Honinbo tournament
|
?
|
Cho Chikun
|
9p
|
1
|
Miyazawa Goro
|
9p
|
3
|
|
5.5
|
2002-04-04
|
|
R |
19
|
141
|
|
Gosei tournament
|
Round 3
|
Cho Chikun
|
9p
|
4
|
O Rissei
|
9p
|
8
|
|
5.5
|
2002-03-28
|
|
1.5 |
19
|
244
|
|
Honinbo tournament
|
Round 6
|
Otake Hideo
|
9p
|
4
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
2002-03-07
|
|
3.5 |
19
|
255
|
|
Ryu-Sei Cup
|
E group final
|
Nakano Hironari
|
9p
|
2
|
Cho Chikun
|
9p, Oza
|
1
|
|
5.5
|
2002-03-04
|
|
R |
19
|
164
|
|
Gosei tournament
|
Round 2
|
Cho Chikun
|
9p
|
2
|
Hane Naoki
|
8p
|
0
|
|
5.5
|
2002-02-28
|
|
R |
19
|
149
|
|
Tengen tournament
|
Round 1
|
Kato Atsushi
|
8p
|
29
|
Cho Chikun
|
9p
|
24
|
|
5.5
|
2002-02-21
|
|
0.5 |
19
|
319
|
|
Honinbo tournament
|
?
|
Yamada Kimio
|
8p
|
3
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
2002-02-14
|
|
4.5 |
19
|
251
|
|
Gosei tournament
|
Round 1
|
Okada Shinichiro
|
7p
|
1
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
2002-01-31
|
|
R |
19
|
128
|
|
Honinbo tournament
|
?
|
Cho Chikun
|
9p
|
9
|
Kato Masao
|
9p
|
5
|
|
5.5
|
2002-01-24
|
|
1.5 |
19
|
271
|
|
Honinbo tournament
|
?
|
Hane Naoki
|
8p, Tengen
|
6
|
Cho Chikun
|
9p, Oza
|
10
|
|
5.5
|
2001-12-13
|
|
R |
19
|
202
|
|
Honinbo tournament
|
?
|
Cho Chikun
|
9p
|
3
|
Cho Sonjin
|
9p
|
2
|
|
5.5
|
2001-11-22
|
|
R |
19
|
203
|
|
Japanese NEC Cup
|
Round 2
|
Hikosaka Naoto
|
9p
|
6
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
2001-11-17
|
JP
|
R |
19
|
176
|
|
Kisei tournament
|
Challengers' playoff
|
Cho Chikun
|
9p
|
2
|
Ryu Shikun
|
7p
|
1
|
|
5.5
|
2001-11-08
|
|
R |
19
|
194
|
|
Kisei tournament
|
League, Group B, game 14
|
Ishida Yoshio
|
9p
|
15
|
Cho Chikun
|
9p
|
12
|
|
5.5
|
2001-10-11
|
|
4.5 |
19
|
259
|
|
Judan tournament
|
Losers' Section, Round 3
|
Kobayashi Koichi
|
9p
|
4
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2001-10-04
|
|
R |
19
|
155
|
|
57th Hononbo League
|
?
|
Cho U
|
7p
|
3
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
2001-09-27
|
|
R |
19
|
141
|
|
34th Hayago
|
Semi-final
|
Cho Chikun
|
9p
|
8
|
O Meien
|
9p
|
12
|
|
5.5
|
2001-09-16
|
|
R |
19
|
195
|
|
Judan tournament
|
Losers' Section, Round 2
|
Cho Chikun
|
9p
|
5
|
Nakano Hironari
|
9p
|
5
|
|
5.5
|
2001-09-13
|
|
6.5 |
19
|
273
|
|
34th Hayago Championship Final
|
?
|
Kobayashi Koichi
|
9p
|
9
|
Cho Chikun
|
9p
|
6
|
|
5.5
|
2001-09-08
|
JP
|
6.5 |
19
|
262
|
|
Kisei tournament
|
League, Group B, game 10
|
Cho Chikun
|
9p
|
3
|
Mizokami Tomochika
|
7p
|
2
|
|
5.5
|
2001-09-06
|
|
0.5 |
19
|
242
|
|
34th Hayago
|
Round 2
|
Yoda Norimoto
|
9p
|
7
|
Cho Chikun
|
9p
|
15
|
|
5.5
|
2001-08-19
|
|
R |
19
|
192
|
|
Kisei tournament
|
League, Group B, game 8
|
Cho Chikun
|
9p
|
0
|
Awaji Shuzo
|
9p
|
1
|
|
5.5
|
2001-08-09
|
|
R |
19
|
131
|
|
Kisei tournament
|
League, Group B, game 6
|
Hane Naoki
|
8p
|
9
|
Cho Chikun
|
9p
|
7
|
|
5.5
|
2001-07-19
|
|
R |
19
|
214
|
|
Ryu-Sei Cup
|
Semi-final
|
Kato Masao
|
9p
|
11
|
Cho Chikun
|
9p
|
12
|
|
5.5
|
2001-07-09
|
|
5.5 |
19
|
290
|
|
Kisei tournament
|
League, Group B, game 3
|
Cho Chikun
|
9p
|
7
|
Ishida Atsushi
|
8p
|
3
|
|
5.5
|
2001-06-21
|
|
5.5 |
19
|
245
|
|
Shun'ei
|
Round 1
|
Kin Shujun
|
6p
|
9
|
Han Zenki
|
5p
|
10
|
|
5.5
|
2001-06-16
|
JP
|
R |
19
|
191
|
|
Ryu-Sei Cup
|
Round 1
|
Cho Chikun
|
9p
|
22
|
Hane Naoki
|
8p
|
25
|
|
5.5
|
2001-05-28
|
|
2.5 |
19
|
308
|
|
Judan tournament
|
Winners' Section, Round 1
|
Hashimoto Shoji
|
9p
|
3
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2001-05-17
|
|
R |
19
|
183
|
|
34th Hayago Championship
|
Round 1
|
Cho Chikun
|
9p
|
5
|
Hane Naoki
|
8p
|
0
|
|
5.5
|
2001-05-13
|
|
5.5 |
19
|
185
|
|
Ryu-Sei Cup
|
B group final
|
Takemiya Masaki
|
9p
|
1
|
Cho Chikun
|
25th Honinbo
|
1
|
|
5.5
|
2001-04-30
|
|
R |
19
|
186
|
|
Honinbo tournament
|
Game 26
|
Cho Chikun
|
9p
|
2
|
Cho Sonjin
|
9p
|
2
|
|
5.5
|
2001-04-05
|
|
R |
19
|
191
|
|
Honinbo tournament
|
Game 24
|
Cho Chikun
|
9p
|
8
|
Oya Koichi
|
8p
|
4
|
|
5.5
|
2001-03-08
|
|
R |
19
|
169
|
|
Tengen tournament
|
Round 1
|
O Meien
|
9p
|
9
|
Cho Chikun
|
9p
|
11
|
|
5.5
|
2001-02-22
|
|
4.5 |
19
|
281
|
|
Gosei tournament
|
?
|
Yokota Shigeaki
|
9p
|
4
|
Cho Chikun
|
9p
|
9
|
|
5.5
|
2001-02-15
|
|
R |
19
|
226
|
|
Honinbo tournament
|
Game 19
|
Yamada Kimio
|
8p
|
3
|
Cho Chikun
|
9p
|
9
|
|
5.5
|
2001-02-08
|
|
1.5 |
19
|
227
|
|
Gosei tournament
|
Round 1, Game 15
|
Otake Hideo
|
9p
|
2
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2001-01-25
|
|
0.5 |
19
|
256
|
|
Honinbo tournament
|
Game 14
|
Cho Chikun
|
9p
|
4
|
Cho U
|
6p
|
5
|
|
5.5
|
2001-01-18
|
|
R |
19
|
168
|
|
Japanese NEC Cup
|
Round 2
|
Kobayashi Satoru
|
9p
|
5
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
2000-12-16
|
|
8.5 |
19
|
218
|
|
Pair-Go
|
Quarter-final
|
Yoda Norimoto & Kusunoki Teruko
|
9p & 7p
|
1
|
Cho Chikun & Kobayashi Izumi
|
9p & 4p
|
0
|
|
5.5
|
2000-12-09
|
JP
|
R |
19
|
95
|
|
Honinbo tournament
|
Game 10
|
Hane Naoki
|
8p
|
3
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
2000-12-07
|
|
1.5 |
19
|
256
|
|
Pair-Go
|
Round 2
|
Cho Chikun & Kobayashi Izumi
|
9p & 4p
|
17
|
Hikosaka Naoto & Aoki Kikuyo
|
9p & 8p
|
11
|
|
5.5
|
2000-12-02
|
JP
|
3.5 |
19
|
284
|
|
Pair-Go
|
Round 1
|
Kobayashi Satoru & Konishi Kazuko
|
9d & 6p
|
5
|
Cho Chikun & Kobayashi Izumi
|
9d & 4p
|
1
|
|
5.5
|
2000-12-02
|
|
R |
19
|
178
|
|
Honinbo tournament
|
Game 8
|
Cho Chikun
|
9p
|
9
|
Otake Hideo
|
9p
|
6
|
|
5.5
|
2000-11-16
|
|
R |
19
|
203
|
|
Honinbo tournament
|
Game 1
|
Yuki Satoshi
|
9p
|
5
|
Cho Chikun
|
9p
|
18
|
|
5.5
|
2000-10-02
|
|
5.5 |
19
|
258
|
|
Oza tournament
|
Challengers' Final
|
Cho Chikun
|
9p
|
7
|
Yoda Norimoto
|
9p
|
1
|
|
5.5
|
2000-08-24
|
JP
|
R |
19
|
187
|
|
Judan tournament
|
Losers' Section, Round 2
|
Yamashita Keigo
|
6p
|
0
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2000-08-10
|
|
R |
19
|
159
|
|
Judan tournament
|
Losers' Section, Round 1
|
Nakano Hironari
|
9p
|
9
|
Cho Chikun
|
9p
|
11
|
|
5.5
|
2000-06-22
|
JP
|
R |
19
|
210
|
|
Oza tournament
|
Round 2
|
Hikosaka Naoto
|
9p
|
6
|
Cho Chikun
|
9p
|
10
|
|
5.5
|
2000-06-08
|
JP
|
0.5 |
19
|
244
|
|
Shun'ei
|
Round 1
|
Kato Atsushi
|
7p
|
11
|
Kin Shujun
|
5p
|
14
|
|
5.5
|
2000-05-27
|
JP
|
8.5 |
19
|
259
|
|
Judan tournament
|
Winners' Section, Round 1
|
Cho Chikun
|
9p
|
3
|
Yoda Norimoto
|
9p
|
3
|
|
5.5
|
2000-05-25
|
|
0.5 |
19
|
201
|
|
Ryu-Sei Cup
|
A group final
|
Kobayashi Satoru
|
9p
|
31
|
Cho Chikun
|
9p, Meijin
|
17
|
|
5.5
|
2000-04-24
|
|
0.5 |
19
|
313
|
|
33rd Hayago
|
Round 1
|
Cho Chikun
|
9p
|
17
|
Yamada Kimio
|
7p
|
16
|
|
5.5
|
2000-04-15
|
|
R |
19
|
236
|
|
Kitani school 500 dan celebration
|
?
|
Ishida Yoshio
|
9p
|
0
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
2000-03-28
|
|
|
19
|
152
|
|
Kitani school 500 dan celebration
|
?
|
Kim Sujun
|
5p
|
1
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
2000-03-28
|
|
R |
9
|
40
|
|
Ryu-Sei Cup
|
A group final
|
Cho Chikun
|
9p, Kisei
|
0
|
Kobayashi Koichi
|
9p, Judan
|
2
|
|
5.5
|
1999-05-17
|
|
R |
19
|
160
|
|
World Strongest
|
?
|
Cho Chikun
|
|
0
|
Ma Xiaochun
|
|
0
|
|
5.5
|
1999-04-16
|
JP
|
Void |
19
|
56
|
|
Pair-Go
|
Round 2
|
Aoki Kikuyo & Honda Kunihisa
|
|
8
|
Kobayashi Chizu & Cho Chikun
|
|
7
|
|
5.5
|
1998-12-12
|
JP
|
R |
19
|
183
|
|
Pair-Go
|
Round 1
|
Umezawa Yukari & Kudo Norio
|
|
1
|
Kobayashi Chizu & Cho Chikun
|
|
2
|
|
5.5
|
1998-12-12
|
JP
|
R |
19
|
171
|
|
Acom Cup
|
?
|
Cho Chikun
|
9p
|
9
|
Kobayashi Satoru
|
9p
|
6
|
|
5.5
|
1998-09-26
|
JP
|
R |
19
|
186
|
|
Ryu-Sei Cup
|
?
|
Cho Chikun
|
9p, Kisei
|
3
|
Kato Masao
|
9p
|
0
|
|
5.5
|
1998-09-06
|
JP
|
R |
19
|
138
|
|
?
|
?
|
Cho Chikun
|
|
5
|
Enda Hideki
|
|
4
|
|
5.5
|
1998-08-22
|
|
? |
9
|
63
|
|
Acom Cup
|
Semi-final
|
Yo Kagen
|
8p
|
1
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1998-08-20
|
JP
|
R |
19
|
138
|
|
Tengen tournament
|
Semi-final
|
Ryu Shikun
|
7p
|
5
|
Cho Chikun
|
9p
|
6
|
|
5.5
|
1998-08-13
|
JP
|
0.5 |
19
|
255
|
|
Ryu-Sei Cup
|
Semi-final
|
Kobayashi Satoru
|
9p
|
1
|
Cho Chikun
|
9p, Kisei
|
1
|
|
5.5
|
1998-07-06
|
JP
|
R |
19
|
122
|
|
LG Cup
|
Round 2
|
Rui Naiwei
|
9p
|
5
|
Cho Chikun
|
9p
|
10
|
|
6.5
|
1998-06-18
|
KR
|
R |
19
|
214
|
|
Ryu-Sei Cup
|
Round 1
|
Yamashita Keigo
|
5p
|
22
|
Cho Chikun
|
9p
|
27
|
|
5.5
|
1998-06-15
|
|
R |
19
|
258
|
|
Ryu-Sei Cup
|
A group final
|
Takemiya Masaki
|
9p
|
4
|
Cho Chikun
|
9p, Kisei
|
6
|
|
5.5
|
1998-05-18
|
|
R |
19
|
156
|
|
Tengen tournament
|
Quarter-final
|
O Meien
|
9p
|
2
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1998-05-14
|
JP
|
R |
19
|
114
|
|
Tengen tournament
|
Round 2
|
Kobayashi Satoru
|
9p
|
1
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1998-04-23
|
JP
|
R |
19
|
128
|
|
Oza tournament
|
Round 1
|
Cho Chikun
|
9p
|
13
|
Michael Redmond
|
8p
|
5
|
|
5.5
|
1998-04-09
|
JP
|
R |
19
|
164
|
|
Tengen tournament
|
Round 1
|
Ishikura Noboru
|
8p
|
3
|
Cho Chikun
|
9p
|
8
|
|
5.5
|
1998-03-05
|
JP
|
8.5 |
19
|
272
|
|
Judan tournament
|
Challengers' Final
|
Hikosaka Naoto
|
9p
|
2
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
1998-02-12
|
JP
|
R |
19
|
223
|
|
35th Pro-Ama Honinbos Match
|
?
|
Harada Minoru
|
|
8
|
Cho Chikun
|
9p
|
8
|
3
|
-2.5
|
1997-12-07
|
JP
|
1.5 |
19
|
269
|
|
Gosei tournament
|
Round 1
|
Cho Chikun
|
9p
|
2
|
O Rissei
|
9p
|
1
|
|
5.5
|
1997-12-04
|
JP
|
R |
19
|
106
|
|
Judan tournament
|
Winners' Section Final
|
O Rissei
|
9p
|
4
|
Cho Chikun
|
9p
|
7
|
|
5.5
|
1997-11-27
|
JP
|
R |
19
|
206
|
|
Kakusei
|
Semi-final
|
Cho Chikun
|
9p
|
6
|
Kato Masao
|
9p
|
6
|
|
5.5
|
1997-11-20
|
JP
|
R |
19
|
176
|
|
Judan tournament
|
Winners' Section Semi-final
|
Kobayashi Satoru
|
9p
|
3
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1997-08-21
|
JP
|
R |
19
|
150
|
|
Samsung Cup
|
Round 1
|
Cho Chikun
|
9p
|
3
|
Wang Lei
|
6p
|
3
|
|
5.5
|
1997-08-13
|
KR
|
R |
19
|
168
|
|
Judan tournament
|
Winners' Section, Round 2
|
Cho Chikun
|
9p
|
1
|
Yamada Kimio
|
7p
|
0
|
|
5.5
|
1997-07-17
|
JP
|
R |
19
|
65
|
|
Judan tournament
|
Winners' Section, Round 11
|
Tono Hiroaki
|
9p
|
2
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1997-05-22
|
JP
|
R |
19
|
186
|
|
Ryu-Sei Cup
|
A group final
|
Cho Chikun
|
9p, Kisei
|
4
|
Kobayashi Koichi
|
9p
|
2
|
|
5.5
|
1997-04-07
|
|
4.5 |
19
|
232
|
|
Oza tournament
|
Round 1
|
O Meien
|
9p
|
0
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1997-03-27
|
JP
|
R |
19
|
75
|
|
Tengen tournament
|
Round 1
|
Kudo Norio
|
9p
|
1
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
1997-03-20
|
JP
|
R |
19
|
175
|
|
JT-Cup
|
Round 3
|
Yoda Norimoto
|
9p
|
22
|
Cho Chikun
|
9p
|
11
|
|
5.5
|
1996-12-23
|
|
3.5 |
19
|
257
|
|
Gosei tournament
|
Round 2
|
Cho Chikun
|
9p
|
9
|
O Rissei
|
9p
|
3
|
|
5.5
|
1996-12-19
|
JP
|
3.5 |
19
|
235
|
|
Kakusei
|
Semi-final
|
Cho Chikun
|
9p
|
7
|
Kobayashi Koichi
|
9p
|
4
|
|
5.5
|
1996-12-16
|
JP
|
8.5 |
19
|
256
|
|
34th Pro-Ama Honinbos Match
|
?
|
Muraoka Toshihiko
|
|
8
|
Cho Chikun
|
9p
|
6
|
2
|
-5
|
1996-12-08
|
|
R |
19
|
209
|
|
Gosei tournament
|
Round 1
|
Cho Chikun
|
9p
|
11
|
Ishida Yoshio
|
9p
|
12
|
|
5.5
|
1996-12-05
|
JP
|
0.5 |
19
|
263
|
|
NHK Cup
|
Round 2
|
Fujisawa Hideyuki
|
9p
|
2
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
1996-12-02
|
|
T |
19
|
120
|
|
JT-Cup
|
Round 2
|
Cho Chikun
|
9p
|
2
|
Hane Yasumasa
|
9p
|
2
|
|
5.5
|
1996-11-28
|
|
6.5 |
19
|
246
|
|
Judan tournament
|
Losers' Section, Round 3
|
Kato Masao
|
9p
|
16
|
Cho Chikun
|
9p
|
10
|
|
5.5
|
1996-11-21
|
JP
|
R |
19
|
171
|
|
Kirin Cup
|
Board 1
|
Kato Masao
|
9p
|
10
|
Cho Chikun
|
9p
|
10
|
|
5.5
|
1996-11-11
|
JP
|
1.5 |
19
|
240
|
|
JT-Cup
|
Round 1
|
Muramatsu Ryuichi
|
7p
|
0
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1996-10-31
|
|
R |
19
|
112
|
|
NHK Cup
|
Round 1
|
Miyazawa Goro
|
9p
|
2
|
Cho Chikun
|
9p
|
6
|
|
5.5
|
1996-10-21
|
|
R |
19
|
224
|
|
Judan tournament
|
Winners' Section Semi-final
|
Cho Chikun
|
9p
|
11
|
Kobayashi Koichi
|
9p
|
13
|
|
5.5
|
1996-10-17
|
JP
|
0.5 |
19
|
289
|
|
Kirin Cup
|
Round 2
|
Rin Kaiho
|
9p
|
3
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1996-10-14
|
|
R |
19
|
129
|
|
Kirin Cup
|
Round 1
|
Cho Chikun
|
9p
|
3
|
Kudo Norio
|
9p
|
6
|
|
5.5
|
1996-10-14
|
|
13.5 |
19
|
213
|
|
Fun game to accompany interview for Kido
|
?
|
Yamashita Yosuke
|
|
0
|
Cho Chikun
|
9p
|
0
|
|
0
|
1996-10 (Published )
|
|
55 |
19
|
53
|
|
Japanese NEC Cup
|
Round 2
|
Ryu Shikun
|
7p
|
7
|
Cho Chikun
|
9p
|
11
|
|
5.5
|
1996-09-14
|
JP
|
R |
19
|
194
|
|
Kakusei
|
Round 2
|
Cho Chikun
|
9p
|
6
|
Kataoka Satoshi
|
9p
|
8
|
|
5.5
|
1996-09-12
|
|
2.5 |
19
|
254
|
|
Meijin tournament
|
Game 1
|
Cho Chikun
|
9p
|
1
|
Takemiya Masaki
|
9p
|
1
|
|
5.5
|
1996-09-06,07
|
HK
|
R |
19
|
61
|
|
Japanese NEC Cup
|
Round 1
|
O Rissei
|
9p
|
5
|
Cho Chikun
|
9p
|
8
|
|
5.5
|
1996-08-31
|
|
3.5 |
19
|
268
|
|
Judan tournament
|
Winners' Section, Round 2
|
Cho Chikun
|
9p
|
9
|
Ryu Shikun
|
7p
|
4
|
|
5.5
|
1996-08-29
|
JP
|
2.5 |
19
|
250
|
|
Judan tournament
|
Winners' Section, Round 1
|
Cho Chikun
|
9p
|
5
|
Kobayashi Satoru
|
9p
|
0
|
|
5.5
|
1996-08-22
|
JP
|
R |
19
|
83
|
|
29th Hayago Championship
|
Round 2
|
Cho Chikun
|
9p
|
11
|
Honda Kunihisa
|
9p
|
11
|
|
5.5
|
1996-06-29
|
|
0.5 |
19
|
273
|
|
Acom Cup
|
Round 1
|
Ogata Masaki
|
9p
|
2
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1996-06-17
|
|
R |
19
|
129
|
|
Oza tournament
|
Round 1
|
Cho Chikun
|
9p
|
6
|
Otake Hideo
|
9p
|
7
|
|
5.5
|
1996-06-14
|
JP
|
R |
19
|
160
|
|
Gosei tournament
|
Challengers' Final
|
Yoda Norimoto
|
9p
|
8
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
1996-06-06
|
JP
|
R |
19
|
133
|
|
Judan tournament
|
Group 3 Final
|
Kanda Ei
|
8p
|
3
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1996-05-31
|
|
R |
19
|
190
|
|
Gosei tournament
|
Semi-final
|
Cho Chikun
|
9p
|
0
|
Otake Hideo
|
9p
|
1
|
|
5.5
|
1996-05-23
|
JP
|
R |
19
|
101
|
|
Gosei tournament
|
Round 4
|
Cho Chikun
|
9p
|
5
|
Takahara Shuji
|
9p
|
2
|
|
5.5
|
1996-05-09
|
JP
|
R |
19
|
121
|
|
Judan tournament
|
?
|
Cho Chikun
|
9p
|
7
|
Kiyonari Tetsuya
|
9p
|
7
|
|
5.5
|
1996-04-18
|
|
3.5 |
19
|
218
|
|
Ryu-Sei Cup
|
?
|
Cho Chikun
|
9p, Kisei
|
2
|
Otake Hideo
|
9p
|
1
|
|
5.5
|
1996-04-15
|
|
2.5 |
19
|
210
|
|
29th Hayago Championship
|
Round 1
|
Cho Chikun
|
9p
|
9
|
O Rissei
|
9p
|
5
|
|
5.5
|
1996-04-13
|
|
R |
19
|
213
|
|
Gosei tournament
|
Round 3
|
Cho Chikun
|
9p
|
5
|
Yuki Satoshi
|
8p
|
4
|
|
5.5
|
1996-04-11
|
JP
|
R |
19
|
129
|
|
Ming-Ren tournament
|
Preliminary Round 2
|
Cho Chikun
|
9p
|
5
|
Wu Zhaoyi
|
9p
|
7
|
|
5.5
|
1996-03-18
|
|
2.5 |
19
|
263
|
|
JT-Cup
|
Round 3
|
Cho Chikun
|
9p
|
0
|
Hashimoto Yujiro
|
7p
|
1
|
|
5.5
|
1996-01-08
|
|
R |
19
|
163
|
|
?
|
?
|
Kusaka Kimindo
|
|
4
|
Cho Chikun
|
9p, Kisei
|
3
|
3
|
|
1996
|
|
R |
19
|
59
|
|
JT-Cup
|
Round 2
|
Yokota Shigeaki
|
9p
|
3
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1995-12-25
|
|
R |
19
|
178
|
|
Kakusei
|
Semi-final
|
Kobayashi Satoru
|
9p
|
8
|
Cho Chikun
|
9p
|
9
|
|
5.5
|
1995-12-21
|
JP
|
5.5 |
19
|
262
|
|
Gosei tournament
|
Round 2
|
Kanashima Tadashi
|
9p
|
4
|
Cho Chikun
|
9p
|
10
|
|
5.5
|
1995-12-14
|
JP
|
R |
19
|
198
|
|
Kirin Cup
|
Round 1
|
Yamashiro Hiroshi
|
9p
|
5
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1995-10-30
|
|
R |
19
|
225
|
|
Tong-Yang Cup
|
Round 2
|
Yoda Norimoto
|
9p
|
14
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1995-10-23
|
|
1.5 |
19
|
224
|
|
JT-Cup
|
Round 1
|
Cho Chikun
|
9p
|
4
|
Okada Shinichiro
|
6p
|
11
|
|
5.5
|
1995-10-09
|
|
R |
19
|
161
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
4
|
Ryu Shikun
|
6p
|
2
|
|
5.5
|
1995-09-23
|
JP
|
R |
19
|
184
|
|
Kakusei
|
Round 2
|
Takemiya Masaki
|
9p
|
5
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1995-08-31
|
|
R |
19
|
116
|
|
NHK Cup
|
Round 1
|
Kurahashi Masayuki
|
7p
|
1
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1995-08-28
|
|
R |
19
|
142
|
|
Acom Cup
|
Round 1
|
Cho Chikun
|
9p
|
2
|
Imamura Toshiya
|
9p
|
2
|
|
5.5
|
1995-07-17
|
|
0.5 |
19
|
215
|
|
28th Hayago Championship
|
Round 2
|
Cho Chikun
|
9p
|
4
|
Yuki Satoshi
|
8p
|
5
|
|
5.5
|
1995-06-24
|
|
R |
19
|
236
|
|
28th Hayago Championship
|
Round 1
|
Enda Hideki
|
7p
|
1
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1995-05-06
|
|
3.5 |
19
|
215
|
|
?
|
?
|
Rin Kaiho
|
9p
|
4
|
Cho Chikun
|
9p
|
6
|
|
5.5
|
1995-02-27
|
|
1.5 |
19
|
251
|
|
JT-Cup
|
Round 3
|
Tokimoto Hajime
|
8p
|
4
|
Cho Chikun
|
9p
|
6
|
|
5.5
|
1995-02-13
|
|
R |
19
|
194
|
|
Kakusei
|
Round 2
|
Cho Chikun
|
9p
|
3
|
Yamashiro Hiroshi
|
9p
|
4
|
|
5.5
|
1995-02-06
|
|
R |
19
|
207
|
|
Kisei tournament
|
Game 2
|
Kobayashi Satoru
|
9p
|
1
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
1995-02-01,02
|
JP
|
R |
19
|
69
|
|
JT-Cup
|
Round 2
|
Cho Chikun
|
9p
|
4
|
Kosugi Kiyoshi
|
8p
|
2
|
|
5.5
|
1994-12-15
|
|
R |
19
|
139
|
|
JT-Cup
|
Round 1
|
Yamashiro Hiroshi
|
9p
|
4
|
Cho Chikun
|
9p
|
8
|
|
5.5
|
1994-11-28
|
|
R |
19
|
222
|
|
Kirin Cup
|
Round 3
|
Kudo Norio
|
9p
|
3
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
1994-11-19
|
|
R |
19
|
168
|
|
Kirin Cup
|
Round 1
|
Cho Chikun
|
9p
|
2
|
Sakata Eio
|
9p
|
9
|
|
5.5
|
1994-10-24
|
|
15.5 |
19
|
230
|
|
Acom Cup
|
Semi-final
|
Kato Masao
|
9p
|
14
|
Cho Chikun
|
9p
|
8
|
|
5.5
|
1994-09-17
|
|
14.5 |
19
|
243
|
|
Teaching
|
?
|
Seto Taiki
|
|
0
|
Cho Chikun
|
9p
|
1
|
4
|
|
1994-09-02 (Published )
|
|
1 |
19
|
130
|
|
Acom Cup
|
Round 2
|
Cho Chikun
|
9p
|
1
|
Ohira Shuzo
|
9p
|
2
|
|
5.5
|
1994-08-29
|
|
R |
19
|
145
|
|
Judan tournament
|
Losers' Section, Round 1
|
Cho Chikun
|
9p
|
3
|
Tono Hiroaki
|
9p
|
4
|
|
5.5
|
1994-08-18
|
JP
|
R |
19
|
47
|
|
27th Hayago Championship
|
Round 2
|
Komatsu Hideki
|
8p
|
1
|
Cho Chikun
|
9p
|
8
|
|
5.5
|
1994-07-30
|
|
R |
19
|
193
|
|
Acom Cup
|
Round 1
|
Cho Chikun
|
9p
|
8
|
Okada Shinichiro
|
6p
|
8
|
|
5.5
|
1994-07-25
|
|
5.5 |
19
|
214
|
|
Ryu-Sei Cup
|
Round 1
|
Cho Chikun
|
9p
|
8
|
Mimura Tomoyasu
|
7p
|
3
|
|
5.5
|
1994-07-18
|
|
R |
19
|
218
|
|
Ryu-Sei Cup
|
Group B Final
|
Cho Chikun
|
9p, Ryusei
|
15
|
Kato Masao
|
9p, Oza
|
11
|
|
5.5
|
1994-06-20
|
|
4.5 |
19
|
282
|
|
27th Hayago Championship
|
Round 1
|
Cho Chikun
|
9p
|
5
|
Yamashiro Hiroshi
|
9p
|
5
|
|
5.5
|
1994-05-07
|
|
6.5 |
19
|
246
|
|
Japanese NEC Cup
|
Semi-final
|
Yoda Norimoto
|
9p
|
14
|
Cho Chikun
|
9p
|
10
|
|
5.5
|
1994-02-26
|
|
0.5 |
19
|
292
|
|
TV game
|
12
|
Yamada Kimio
|
6p
|
7
|
Cho Chikun
|
9p
|
5
|
|
5.5
|
1994-02-05
|
JP
|
R |
9
|
73
|
|
TV game
|
9
|
Aragaki Shun
|
7p
|
3
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1994-01-15
|
JP
|
0.5 |
9
|
38
|
|
Kakusei
|
Semi-final
|
Yoda Norimoto
|
9p
|
10
|
Cho Chikun
|
9p
|
5
|
|
5.5
|
1993-12-16
|
|
3.5 |
19
|
263
|
|
Kirin Cup
|
?
|
Ishida Akira
|
9p
|
3
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
1993-10-04
|
|
R |
19
|
170
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
12
|
Kato Masao
|
9p
|
14
|
|
5.5
|
1993-09-11
|
|
2.5 |
19
|
258
|
|
Kakusei
|
Round 2
|
Cho Chikun
|
9p
|
7
|
Fujisawa Hideyuki
|
9p
|
8
|
|
5.5
|
1993-08-12
|
|
3.5 |
19
|
256
|
|
NHK Cup
|
Round 1
|
Aoki Shinichi
|
7p
|
15
|
Cho Chikun
|
9p
|
14
|
|
5.5
|
1993-08-02
|
|
R |
19
|
225
|
|
Honinbo tournament
|
?
|
Ono Shingo
|
2d ama
|
0
|
Cho Chikun
|
9p
|
2
|
5
|
|
1993-08
|
|
R |
19
|
149
|
|
26th Hayago Championship
|
Round 2
|
Cho Chikun
|
9p
|
7
|
Yoda Norimoto
|
8p
|
4
|
|
5.5
|
1993-07-24
|
|
0.5 |
19
|
266
|
|
Ryu-Sei Cup
|
1
|
Cho Chikun
|
9p
|
2
|
Nakaonoda Tomomi
|
6p
|
1
|
|
5.5
|
1993-07-12
|
|
R |
19
|
127
|
|
Ryu-Sei Cup
|
Group A Final
|
Cho Chikun
|
9p, Honinbo
|
3
|
Kobayashi Satoru
|
9p
|
5
|
|
5.5
|
1993-06-21
|
|
R |
19
|
195
|
|
26th Hayago Championship
|
Round 1
|
Cho Chikun
|
9p
|
13
|
Chin Kaei
|
7p
|
12
|
|
5.5
|
1993-05-29
|
|
4.5 |
19
|
268
|
|
31st Pro-Ama Honinbos Match
|
?
|
Hirata Hironori
|
|
0
|
Cho Chikun
|
9p
|
3
|
2
|
-2.5
|
1993
|
|
R |
19
|
145
|
|
NHK Cup
|
Round 3
|
Cho Chikun
|
9p
|
14
|
Komatsu Hideki
|
8p
|
18
|
|
5.5
|
1992-12-07
|
|
R |
19
|
236
|
|
Kirin Cup
|
Round 3
|
Sakata Eio
|
9p
|
2
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1992-11-16
|
|
R |
19
|
153
|
|
30th Pro-Ama Honinbos Match
|
?
|
Nakazono Seizo
|
7d ama
|
2
|
Cho Chikun
|
9p
|
5
|
2
|
0
|
1992-10-18
|
|
3 |
19
|
199
|
|
Kirin Cup
|
Round 2
|
Cho Chikun
|
9p
|
6
|
Otake Hideo
|
9p
|
3
|
|
5.5
|
1992-10-05
|
|
R |
19
|
186
|
|
Kakusei
|
Round 2
|
O Rissei
|
9p
|
6
|
Cho Chikun
|
9p
|
10
|
|
5.5
|
1992-09-14
|
|
1.5 |
19
|
266
|
|
Ryu-Sei Cup
|
Semi-final
|
Cho Chikun
|
9p
|
13
|
Cho Sonjin
|
7p
|
10
|
|
5.5
|
1992-07-20
|
??
|
2.5 |
19
|
293
|
|
Ryu-Sei Cup
|
Round 1
|
Kiyonari Tetsuya
|
9p
|
0
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1992-07-06
|
|
R |
19
|
122
|
|
Ryu-Sei Cup
|
23rd game of A group
|
Cho Chikun
|
9p, Ryusei
|
2
|
Ohira Shuzo
|
9p
|
2
|
|
5.5
|
1992-06-15
|
|
R |
19
|
119
|
|
25th Hayago Championship
|
Round 1
|
Takemiya Masaki
|
9p
|
16
|
Cho Chikun
|
9p
|
17
|
|
5.5
|
1992-03-21
|
|
5.5 |
19
|
264
|
|
Japanese NEC Cup
|
Semi-final
|
Cho Chikun
|
9p
|
1
|
Kato Masao
|
9p
|
6
|
|
5.5
|
1992-02-01
|
JP
|
R |
19
|
164
|
|
NHK Cup
|
Round 3
|
Imamura Toshiya
|
9p
|
4
|
Cho Chikun
|
9p
|
5
|
|
5.5
|
1992-01-20
|
|
R |
19
|
192
|
|
Kakusei
|
Semi-final
|
Otake Hideo
|
9p
|
8
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
1991-11-07
|
JP
|
6.5 |
19
|
217
|
|
Judan tournament
|
Losers' Section, Round 3
|
Hikosaka Naoto
|
8p
|
2
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1991-10-24
|
JP
|
R |
19
|
60
|
|
Kirin Cup
|
Round 2, Board 1
|
Takemiya Masaki
|
9p
|
1
|
Cho Chikun
|
9p
|
0
|
|
5.5
|
1991-10-07
|
|
R |
19
|
104
|
|
Kakusei
|
Round 2
|
Cho Chikun
|
9p
|
2
|
Fujisawa Hideyuki
|
9p
|
3
|
|
5.5
|
1991-09-26
|
|
R |
19
|
255
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
2
|
Awaji Shuzo
|
9p
|
1
|
|
5.5
|
1991-09-21
|
JP
|
R |
19
|
121
|
|
NHK Cup
|
Round 1
|
Mimura Tomoyasu
|
6p
|
8
|
Cho Chikun
|
9p
|
7
|
|
5.5
|
1991-09-16
|
|
R |
19
|
190
|
|
Fujitsu Cup
|
?
|
Nakazawa Ayako
|
2p
|
3
|
Cho Chikun
|
9p
|
5
|
|
5.5
|
1991-08-03
|
|
R |
19
|
179
|
|
Ryu-Sei Cup
|
Semi-final
|
Takanashi Seiken
|
3p
|
1
|
Cho Chikun
|
9p, Honinbo
|
13
|
|
5.5
|
1991-07-29
|
JP
|
R |
19
|
104
|
|
Ryu-Sei Cup
|
Round 1
|
Cho Chikun
|
9p
|
4
|
Nakaonoda Tomomi
|
5p
|
4
|
|
5.5
|
1991-07-22
|
|
2.5 |
19
|
247
|
|
24th Hayago Championship
|
Round 2
|
Kobayashi Satoru
|
9p
|
6
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1991-07-20
|
|
R |
19
|
222
|
|
Ryu-Sei Cup
|
A Group Final
|
Cho Chikun
|
9p, Honinbo
|
1
|
Kudo Norio
|
9p
|
1
|
|
5.5
|
1991-06-24
|
|
R |
19
|
169
|
|
24th Hayago Championship
|
Round 1
|
Cho Chikun
|
9p
|
11
|
Kobayashi Koichi
|
9p
|
19
|
|
5.5
|
1991-06-22
|
|
1.5 |
19
|
310
|
|
Japan-Korean TV blitz match
|
?
|
Cho Chikun
|
9p
|
2
|
Cho Hun-hyeon
|
9p
|
6
|
|
5.5
|
1991-02-10
|
KR
|
R |
19
|
238
|
|
Japanese NEC Cup
|
Round 1
|
Cho Chikun
|
9p
|
9
|
Otake Hideo
|
9p
|
5
|
|
5.5
|
1990-12-08
|
|
R |
19
|
212
|
|
28th Pro-Ama Honinbos Match
|
?
|
Nakazono Seizo
|
7d ama
|
11
|
Cho Chikun
|
9p
|
6
|
|
0
|
1990-11-30, or 1991-08-25
|
|
R |
19
|
198
|
|
Kakusei
|
Round 2
|
Takemiya Masaki
|
9p
|
1
|
Cho Chikun
|
9p
|
3
|
|
5.5
|
1990-09-10
|
|
2.5 |
19
|
178
|
|
Kirin Cup
|
Round 1, Board 1
|
Cho Chikun
|
9p
|
3
|
Abe Yoshiteru
|
9p
|
4
|
|
5.5
|
1990-09-01
|
|
R |
19
|
177
|
|
Kirin Cup
|
Round 2, Board 1
|
Cho Chikun
|
9p
|
1
|
Rin Kaiho
|
9p
|
0
|
|
5.5
|
1990-09-01
|
|
R |
19
|
141
|
|
NHK Cup
|
Round 1
|
Hasegawa Sunao
|
9p
|
6
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1990-07-30
|
|
R |
19
|
180
|
|
23rd Hayago Championship
|
Round 2
|
Cho Chikun
|
9p
|
10
|
Fujisawa Hideyuki
|
9p
|
14
|
|
5.5
|
1990-07-28
|
|
8.5 |
19
|
292
|
|
IBM Cup
|
Round 3
|
Cho Chikun
|
9p
|
2
|
Ishida Yoshio
|
9p
|
3
|
|
5.5
|
1990-07-16
|
|
R |
19
|
164
|
|
IBM Cup
|
Round 2
|
Yoda Norimoto
|
7p
|
3
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1990-06-23
|
|
R |
19
|
200
|
|
IBM Cup
|
Round 1
|
Sanno Hirotaka
|
9p
|
3
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1990-06-23
|
|
R |
19
|
174
|
|
Judan tournament
|
Game 3
|
Cho Chikun
|
9p, Judan
|
18
|
Takemiya Masaki
|
9p
|
4
|
|
5.5
|
1990-04-04
|
JP
|
5.5 |
19
|
214
|
|
23rd Hayago Championship
|
Round 1
|
Cho Chikun
|
9p
|
8
|
Yoda Norimoto
|
7p
|
12
|
|
5.5
|
1990-03-24
|
|
5.5 |
19
|
261
|
|
Japanese NEC Cup
|
Semi-final
|
Rin Kaiho
|
9p
|
13
|
Cho Chikun
|
9p
|
11
|
|
5.5
|
1990-02-17
|
JP
|
10.5 |
19
|
253
|
|
Kakusei
|
Semi-final
|
O Rissei
|
9p
|
1
|
Cho Chikun
|
9p
|
4
|
|
5.5
|
1990-01-11
|
JP
|
R |
19
|
187
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
3
|
Yamashiro Hiroshi
|
9p
|
5
|
|
5.5
|
1989-12-02
|
|
R |
19
|
205
|
|
Japanese NEC Cup
|
Round 1
|
Takagi Shoichi
|
9p
|
2
|
Cho Chikun
|
9p
|
1
|
|
5.5
|
1989-06-03
|
|
R |
19
|
132
|
|
22th Hayago Championship
|
Round 1
|
Cho Chikun
|
9p
|
5
|
Sonoda Yuichi
|
9p
|
7
|
|
5.5
|
1989-06
|
|
R |
19
|
253
|
|
27th Pro-Ama Honinbos Match
|
?
|
Harada Minoru
|
|
11
|
Cho Chikun
|
9d
|
15
|
|
-5
|
1989, or 1990-11-25
|
|
Jigo |
19
|
284
|
|
Japanese NEC Cup
|
Round 2
|
Kato Masao
|
9p
|
5
|
Cho Chikun
|
9p
|
9
|
|
5.5
|
1988-11-12
|
|
7.5 |
19
|
214
|
|
Ing Cup
|
Round 2
|
Nie Weiping
|
9p
|
6
|
Cho Chikun
|
9p
|
3
|
|
7.5
|
1988-08-23
|
CN
|
R |
19
|
173
|
|
Ing Cup
|
Round 1
|
Wu Songsheng
|
9p
|
6
|
Cho Chikun
|
9p
|
8
|
|
8
|
1988-08-21
|
|
1 |
19
|
273
|
|
Japanese NEC Cup
|
Round 1
|
Cho Chikun
|
9p
|
2
|
Sakata Eio
|
9p
|
1
|
|
5.5
|
1988-07-30
|
|
|
19
|
115
|
|
NHK Cup
|
?
|
Cho Chikun
|
9p
|
1
|
Hashimoto Utaro
|
9p
|
1
|
|
5.5
|
1988
|
|
0.5 |
19
|
168
|
|
Meijin tournament
|
?
|
Yamashiro Hiroshi
|
|
5
|
Cho Chikun
|
|
4
|
|
|
1987-12-12
|
|
11.5 |
19
|
231
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
5
|
Kato Masao
|
9p
|
4
|
|
5.5
|
1987-11-07
|
|
R |
19
|
213
|
|
Japanese NEC Cup
|
Round 1
|
Cho Chikun
|
9p
|
4
|
Takagi Shoichi
|
9p
|
6
|
|
5.5
|
1987-08-08
|
|
5.5 |
19
|
233
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
2
|
Hane Yasumasa
|
9p
|
0
|
|
5.5
|
1986-12-13
|
|
R |
19
|
187
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
3
|
Awaji Shuzo
|
9p
|
4
|
|
5.5
|
1985-10-28
|
|
10.5 |
19
|
220
|
|
Honinbo tournament
|
League-entry preliminary, final
|
Cho Chikun
|
9p
|
2
|
Iwata Tatsuaki
|
9p
|
5
|
|
5.5
|
1985-09-05
|
JP
|
R |
19
|
199
|
|
Japanese NEC Cup
|
?
|
Cho Chikun
|
9p, Kisei
|
5
|
Kobayashi Koichi
|
9p, Judan
|
12
|
|
5.5
|
1985-03-09
|
JP
|
0.5 |
19
|
260
|
|
NHK Cup
|
3
|
Honda Kunihisa
|
9p
|
4
|
Cho Chikun
|
9p
|
8
|
|
5.5
|
1985
|
|
R |
19
|
167
|
|
Teaching
|
?
|
Sasaki Yasushi
|
5d ama
|
20
|
Cho Chikun
|
9p
|
18
|
4
|
0
|
1985
|
|
9 |
19
|
221
|
|
Teaching
|
?
|
Nakasaki Takeomi
|
5d ama
|
7
|
Cho Chikun
|
9p
|
5
|
5
|
0
|
1985
|
|
R |
19
|
163
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
7
|
Kataoka Satoshi
|
7p
|
10
|
|
5.5
|
1984-12-08
|
|
R |
19
|
213
|
|
NHK Cup
|
Round 3
|
Hashimoto Shoji
|
9p
|
14
|
Cho Chikun
|
9p
|
12
|
|
5.5
|
1984-11-26
|
|
2.5 |
19
|
267
|
|
NHK Cup
|
2
|
Sugiuchi Masao
|
9p
|
14
|
Cho Chikun
|
9p
|
12
|
|
5.5
|
1984
|
|
R |
19
|
266
|
|
?
|
?
|
Kobayashi Satoru
|
7p
|
7
|
Cho Chikun
|
9p
|
9
|
2
|
0
|
1983-11-30
|
|
R |
19
|
184
|
|
Japanese NEC Cup
|
Round 2
|
Otake Hideo
|
9p
|
8
|
Cho Chikun
|
9p
|
11
|
|
5.5
|
1983-11-19
|
|
R |
19
|
246
|
|
NHK Cup
|
2
|
Miyazawa Goro
|
7p
|
13
|
Cho Chikun
|
9p
|
11
|
|
5.5
|
1983
|
|
R |
19
|
265
|
|
NHK Cup
|
4
|
Cho Chikun
|
|
8
|
Sekiyama Toshio
|
|
10
|
|
5.5
|
1983
|
|
1.5 |
19
|
271
|
|
Japanese NEC Cup
|
Round 2
|
Cho Chikun
|
9p
|
10
|
Kobayashi Koichi
|
9p
|
6
|
|
5.5
|
1982-11-13
|
|
6.5 |
19
|
262
|
|
Kakusei
|
?
|
Cho Chikun
|
9p
|
2
|
Fujisawa Hideyuki
|
9p
|
3
|
|
5.5
|
1982-10
|
|
R |
19
|
171
|
|
Kakusei
|
League
|
Cho Chikun
|
9p
|
11
|
Fujisawa Hideyuki
|
9p
|
3
|
|
5.5
|
1981-12-21
|
|
R |
19
|
207
|
|
Japanese NEC Cup
|
Round 2
|
Yamabe Toshiro
|
9p
|
6
|
Cho Chikun
|
9p
|
2
|
|
5.5
|
1981-10-31
|
|
R |
19
|
187
|
|
Teaching
|
?
|
Ii Junko
|
3d ama
|
1
|
Cho Chikun
|
9p
|
3
|
5
|
|
1981-08
|
|
R |
19
|
169
|
|
NHK Cup
|
2
|
Sakai Takeshi
|
|
3
|
Cho Chikun
|
|
4
|
|
5.5
|
1981
|
|
R |
19
|
132
|
|
NHK Cup
|
Semi-final
|
Cho Chikun
|
8p
|
5
|
Tono Hiroaki
|
9p
|
5
|
|
5.5
|
1980-02/03
|
|
|
19
|
171
|
|
Kisei tournament
|
?
|
Cho Chikun
|
8p
|
9
|
Kobayashi Koichi
|
9p
|
15
|
|
5.5
|
1980-01-11
|
JP
|
9.5 |
19
|
238
|
|
NHK Cup
|
?
|
Ishida Yoshio
|
|
7
|
Cho Chikun
|
|
3
|
|
5.5
|
1980
|
|
R |
19
|
217
|
|
12th Hayago Championship
|
Round 1
|
Fujisawa Hideyuki
|
9p
|
3
|
Cho Chikun
|
8p
|
2
|
|
5.5
|
1979-09-08
|
|
R |
19
|
180
|
|
NHK Cup
|
Semi-final
|
Cho Chikun
|
8p
|
3
|
Tono Hiroaki
|
9p
|
4
|
|
5.5
|
1979-02-18
|
|
1.5 |
19
|
211
|
|
NHK Cup
|
Round 3
|
Fujisawa Hideyuki
|
9p, Kisei
|
2
|
Cho Chikun
|
8p
|
3
|
|
5.5
|
1979-02-04
|
|
R |
19
|
142
|
|
NHK Cup
|
?
|
Chino Tadahiko
|
|
15
|
Cho Chikun
|
|
12
|
|
5.5
|
1979
|
|
R |
19
|
216
|
|
Honinbo tournament
|
Preliminaries
|
Cho Chikun
|
8p
|
7
|
Takagi Shoichi
|
8p
|
13
|
|
5.5
|
1978-11-16
|
JP
|
R |
19
|
206
|
|
Judan tournament
|
Losers' Section, Round 3
|
Cho Chikun
|
8p
|
2
|
Sonoda Yuichi
|
9p
|
0
|
|
5.5
|
1978-11-09
|
JP
|
R |
19
|
166
|
|
NHK Cup
|
Round 2
|
Cho Chikun
|
8p
|
2
|
Kato Masao
|
Honinbo
|
3
|
|
5.5
|
1978-09
|
|
2.5 |
19
|
239
|
|
11th Hayago Championship
|
Round 2
|
Ishida Yoshio
|
9p
|
1
|
Cho Chikun
|
8p
|
0
|
|
5.5
|
1978-09
|
|
R |
19
|
147
|
|
Kisei tournament
|
Preliminaries
|
Cho Chikun
|
8p
|
7
|
Kudo Norio
|
9p, Oza
|
9
|
|
5.5
|
1978-08-14
|
JP
|
2.5 |
19
|
248
|
|
Kisei tournament
|
All-dan Winners Tournament
|
Cho Chikun
|
8p
|
10
|
Awaji Shuzo
|
7p
|
6
|
|
5.5
|
1978-07-06
|
JP
|
3.5 |
19
|
276
|
|
NHK Cup
|
Round 1
|
Cho Chikun
|
8p
|
1
|
Fujisawa Hosai
|
9p
|
0
|
|
5.5
|
1978-07
|
|
R |
19
|
109
|
|
Judan tournament
|
Winners' Section, Round 1
|
Kajiwara Takeo
|
9p
|
3
|
Cho Chikun
|
7p
|
4
|
|
5.5
|
1978-06-01
|
JP
|
2.5 |
19
|
251
|
|
11th Hayago Championship
|
Round 1
|
Cho Chikun
|
7p
|
5
|
Otake Hideo
|
9p
|
7
|
|
5.5
|
1978-04
|
|
R |
19
|
191
|
|
NHK Cup
|
Round 2
|
Ishida Yoshio
|
9p
|
10
|
Cho Chikun
|
7p
|
11
|
|
5.5
|
1977-11-27
|
|
1.5 |
19
|
240
|
|
Judan tournament
|
Losers' Section, Round 3
|
Cho Chikun
|
7p
|
1
|
Hashimoto Shoji
|
9p
|
2
|
|
5.5
|
1977-11-24
|
JP
|
R |
19
|
174
|
|
Judan tournament
|
Losers' Section, Round 2
|
Tsuchida Masamitsu
|
8p
|
4
|
Cho Chikun
|
7p, Oza
|
4
|
|
5.5
|
1977-08-25
|
JP
|
6.5 |
19
|
255
|
|
Judan tournament
|
Losers' Section, Round 1
|
Cho Chikun
|
7p, Oza
|
4
|
Takagi Shoichi
|
7p
|
4
|
|
5.5
|
1977-08-04
|
JP
|
R |
19
|
161
|
|
Shinjin-O
|
Game 2
|
Kobayashi Koichi
|
7p, Tengen
|
0
|
Cho Chikun
|
7p, Oza
|
1
|
|
5.5
|
1977-07-20
|
JP
|
R |
19
|
151
|
|
Shinjin-O
|
Game 1
|
Cho Chikun
|
7p, Oza
|
2
|
Kobayashi Koichi
|
7p, Tengen
|
1
|
|
5.5
|
1977-07-12
|
JP
|
R |
19
|
130
|
|
Meijin tournament
|
?
|
Shiraishi Yutaka
|
9p
|
0
|
Cho Chikun
|
7p, Oza
|
0
|
|
5.5
|
1977-07-07
|
??
|
R |
19
|
68
|
|
Judan tournament
|
Winners' Section, Round 1
|
Rin Kaiho
|
9p
|
1
|
Cho Chikun
|
7p, Oza
|
2
|
|
5.5
|
1977-06-16
|
JP
|
R |
19
|
177
|
|
Kisei tournament
|
?
|
Kobayashi Koichi
|
7p
|
5
|
Cho Chikun
|
7p
|
3
|
|
5.5
|
1977-04-01
|
JP
|
R |
19
|
165
|
|
NHK Cup
|
1
|
Sakaguchi Ryuzo
|
|
7
|
Cho Chikun
|
|
14
|
|
5.5
|
1977
|
|
R |
19
|
194
|
|
Kisei tournament
|
?
|
Go Seigen
|
9p
|
2
|
Cho Chikun
|
7p
|
0
|
|
5.5
|
1976-11-20
|
|
|
19
|
110
|
|
NHK Cup
|
1
|
Hashimoto Shoji
|
|
3
|
Cho Chikun
|
|
1
|
|
5.5
|
1976-09-05
|
|
R |
19
|
156
|
|
Shinjin-O
|
Round 2
|
Cho Chikun
|
7p
|
12
|
Sonoda Yuichi
|
7p
|
19
|
|
4.5
|
1976-03-04
|
|
20.5 |
19
|
237
|
|
2nd Japan Series League
|
?
|
Sakata Eio
|
9p
|
4
|
Cho Chikun
|
7p
|
2
|
|
5.5
|
1976-02-08
|
|
R |
19
|
195
|
|
8th Hayago Championship
|
Round 2
|
Sakata Eio
|
9p
|
12
|
Cho Chikun
|
7p
|
9
|
|
5.5
|
1976-01-24
|
|
R |
19
|
245
|
|
Asahi Top Eight
|
?
|
Cho Chikun
|
7p
|
4
|
Hashimoto Utaro
|
9p
|
3
|
|
5.5
|
1975-10-31
|
??
|
R |
19
|
175
|
|
Honinbo tournament
|
2nd Preliminary
|
Cho Chikun
|
5p
|
11
|
Kada Katsuji
|
9p
|
6
|
|
4.5
|
1972
|
|
|
19
|
201
|
|
Shin-Ei
|
Semi-final
|
Cho Chikun
|
5p
|
11
|
Takemiya Masaki
|
6p
|
6
|
|
5.5
|
1972
|
JP
|
9.5 |
19
|
271
|
|
Shin-Ei
|
Round 1
|
Cho Chikun
|
5p
|
11
|
Kojima Takaho
|
7p
|
10
|
|
5.5
|
1972
|
|
7.5 |
19
|
247
|
|
Nihon Ki-in championship
|
Preliminaries, Round 1
|
Hayashi Yutaro
|
9p
|
9
|
Cho Chikun
|
4p
|
1
|
|
4.5
|
1971-02-18
|
|
0.5 |
19
|
232
|
|
Judan tournament
|
2nd Preliminary
|
Kurosawa Tadanao
|
8p
|
1
|
Cho Chikun
|
5p
|
0
|
|
5.5
|
1971
|
JP
|
R |
19
|
153
|
|
Oteai
|
?
|
Ishibashi Chinami
|
2p
|
0
|
Cho Chikun
|
3p
|
0
|
|
0
|
1969-12
|
JP
|
|
19
|
36
|
|
Oza tournament
|
1st preliminary
|
Takeuchi Kiyotaka
|
4p
|
10
|
Cho Chikun
|
2p
|
4
|
|
5.5
|
1969-03-12
|
JP
|
R |
19
|
160
|
|
Pro Best-Ten
|
1st preliminary
|
Miyazawa Goro
|
3p
|
0
|
Cho Chikun
|
2p
|
4
|
|
5.5
|
1969-02-10
|
JP
|
|
19
|
73
|
|
Pro-Ama 2-stones games sponsored by Igo
|
?
|
Yun Heui-yul
|
|
3
|
Cho Chikun
|
2p
|
3
|
2
|
|
1969
|
JP
|
1 |
19
|
232
|
|
Nihon Ki-in championship
|
1st Preliminary
|
Cho Chikun
|
1p
|
5
|
Kobayashi Koichi
|
2p
|
4
|
|
4.5
|
1968-08-14
|
JP
|
10.5 |
19
|
166
|
|
Oteai
|
?
|
Cho Chikun
|
1p
|
0
|
Ishida Akira
|
2p
|
0
|
|
|
1968-05-01
|
|
R |
19
|
62
|
|
Insei competition
|
?
|
Kobayashi Koichi
|
1k
|
1
|
Cho Chikun
|
3k
|
5
|
|
4.5
|
1966-05-15
|
JP
|
14.5 |
19
|
111
|
|
Farewell games to see Chikun off to Japan
|
Game 3 of 3
|
Cho Chikun
|
1k
|
14
|
Cho Nam-ch'eol
|
7p
|
17
|
5
|
|
1962-07-31
|
KR
|
R |
19
|
211
|
|
Farewell games to see Chikun off to Japan
|
Game 2 of 3
|
Cho Chikun
|
|
2
|
Cho Nam-ch'eol
|
7p
|
5
|
5
|
|
1962-07-21
|
KR
|
R |
19
|
157
|
|
Farewell games to see Chikun off to Japan
|
Game 1 of 3
|
Cho Chikun
|
|
1
|
Cho Nam-ch'eol
|
7p
|
0
|
5
|
|
1962-07-17
|
KR
|
R |
19
|
131
|
|
NHK Cup
|
Round 2
|
Cho Chikun
|
9p
|
8
|
Ogaki Yusaku
|
8p
|
1
|
|
5.5
|
|
|
R |
19
|
173
|
|
25th Hayago Championship
|
Round 2
|
Cho Chikun
|
9p
|
2
|
Cho Sonjin
|
7p
|
3
|
|
5.5
|
|
|
R |
19
|
193
|
|
NHK Cup
|
Round 2
|
O Meien
|
8p
|
4
|
Cho Chikun
|
9p
|
9
|
|
5.5
|
|
|
R |
19
|
203
|
|
22nd Hayago Championship
|
Quarter-final
|
Cho Chikun
|
9p
|
7
|
Yamashiro Hiroshi
|
9p
|
3
|
|
5.5
|
|
|
4.5 |
19
|
272
|
|
| |