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| | white | black | year | event | guessed | | | Otake Hideo (9p) | Rin Kaiho (9p) | 1980 | Kisei, 5th | | start | | Hashimoto Shoji (9p) | Sakata Eio (9p) | 1980 | Honinbo, 36th | | start | | Rin Kaiho (9p) | Sakata Eio (9p) | 1980 | Honinbo, 36th | | start | | Takagi Shoichi (8p) | Sato Masaharu (7p) | 1980 | Meijin, 6th | | start | | Cho Hun-hyeon (8p) | Seo Pong-su (6p) | 1980 | 15th Wangwi Final | | start | | Hashimoto Shoji (9p) | Shiraishi Yutaka (9p) | 1980 | Honinbo, 36th | | start | | Asano Hideaki (5p) | Yamabe Toshiro (9p) | 1980 | Meijin, 6th | | start | | Kato Masao (9d) | Yamabe Toshiro (9d) | 1980 | 6th Tengen Title match | | start | | Shimohira Akio (6p) | Baba Shigeru (7p) | 1980 | 22nd Okan | | start | | Cho Hun-hyeon (8p) | Cho Chikun (9p) | 1980 | Games to mark first return visit to Korea by Cho Chikun, sponsored by Dong-A Newspaper | | start | | Otake Hideo (9p) | Cho Chikun (9p) | 1980 | Kisei, 5th | | start | | Seo Pong-su (7p) | Cho Hun-hyeon (9p) | 1980 | 15th Wangwi Final | | start | | Seo Pong-su (7p) | Cho Hun-hyeon (9p) | 1980 | 15th Wangwi Final | | start | | Miyamoto Yoshihisa (9p) | Hisai Keishi (9p) | 1980 | Gosei, 6th | | start | | Cho Chikun (9p) | Honda Kunihisa (9p) | 1980 | Honinbo, 36th | | start | | Rin Kaiho (9p) | Honda Kunihisa (9p) | 1980 | Judan, 19th | | start | | Kusunoki Teruko (5p) | Inagaki Koichi (7p) | 1980 | 22nd Okan | | start | | 藤泽秀行 (9p) | Ishida Yoshio (9p) | 1980 | 小棋圣战2回 | | start | | Fujisawa Shuko (9p) | Ishida Yoshio (9p) | 1980 | Gosei, 6th | | start | | Fujisawa Shuko (Kisei) | Kato Masao (Tengen) | 1980 | 28th NHK Cup | | start | | Yamabe Toshiro (9p) | Kato Masao (9p) | 1980 | 6th Tengen Titel match | | start | | Sakata Eio (9p) | Kobayashi Koichi (9p) | 1980 | Meijin, 6th | | start | | Otake Hideo (Judan) | Kudo Norio (9p) | 1980 | 3rd JAA Cup | | start | | Kanagawa Masaaki (4p) | Matsuoka Akira (4p) | 1980 | 6th Kisei | | start | | Cho Hun-hyeon (8p) | No Yeong-ha (7p) | 1980 | 1st KBS Cup Final | | start |
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