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japanese master | cho chikun

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	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	advertisements Mahjong Solitaire: GameTop.com

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