The first installment of the tournament featured a final consisting of one game only. So basically, the winner of the challenger tournament was the first Nihon Ki-in champion. The tournament was discontinued after 1975 and replaced by the Tengen title.
In the overview players link to their biographies while results link to a detailed description of the edition.
If you have additional information to the supplied info or if you can supply us with the results of other tournaments please send an E-mail about it and it will be included on these pages.