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| | white | black | year | event | guessed | | | Kato Masao (9p) | Otake Hideo (9p) | 1980 | Judan, 18th | | start | | Kato Masao (9p, Honinbo) | Rin Kaiho (9p) | 1980 | 2nd Kakusei | | start | | Sakata Eio (9p) | Rin Kaiho (9p) | 1980 | Meijin, 5th | | start | | Sato Masaharu (7p) | Sakata Eio (9p) | 1980 | Gosei, 5th | | start | | Kataoka Satoshi (5p) | Sekiyama Toshio (9p) | 1980 | Gosei, 5th | | start | | Cho Hun-hyeon (8p) | Seo Neung-uk (5p) | 1980 | 11th Myeongin League | | start | | Rin Kaiho (9p) | Shiraishi Yutaka (9p) | 1980 | Honinbo, 35th | | start | | Shao Zhenzhong (6p) | Sonoda Yasutaka (4p) | 1980 | 4th Ryuen Cup | | start | | Cho Chikun (8p) | Takemiya Masaki (9p) | 1980 | Honinbo, 35th | | start | | O Rissei (5p) | Ushinohama Satsuo (9p) | 1980 | Tengen, 6th | | start | | Awaji Shuzo (7p) | Yamabe Toshiro (9p) | 1980 | Tengen, 6th | | start | | Kato Masao (9p) | Yamashiro Hiroshi (6p) | 1980 | Meijin, 5th | | start | | Rin Kaiho (9p) | Yamashiro Hiroshi (6p) | 1980 | Meijin, 5th | | start | | Tsuchida Masamitsu (9p) | Baba Shigeru (7p) | 1980 | 21st Okan | | start | | Hua Yigang (8p) | Cheng Xiaoliu (6p) | 1980 | China Individual Championship, 1980 | | start | | Yang Hui (7p) | Chen Huifang (5p) | 1980 | China Individual Championship, 1980 | | start | | Rin Kaiho (9p) | Cho Chikun (8p) | 1980 | 5th Meijin League | | start | | Sakai Takeshi (8p) | Cho Chikun (8p) | 1980 | 5th Kisei | | start | | Shiraishi Yutaka (9p) | Cho Chikun (8p) | 1980 | Honinbo, 35th | | start | | Seo Pong-su (6p) | Cho Hun-hyeon (8p) | 1980 | 11th Myeongin Final | | start | | Cho Chikun (9p) | Fujisawa Hosai (9p) | 1980 | Honinbo, 35th | | start | | Rin Kaiho (9p) | Fujisawa Hosai (9p) | 1980 | Honinbo, 35th | | start | | Nakamura Hidehito (7p) | Fukui Masaaki (7p) | 1980 | Kisei, 5th | | start | | Kuwata Yasuaki (7p) | Hane Yasumasa (8p) | 1980 | 21st Okan | | start | | Kataoka Satoshi (5p) | Hashimoto Utaro (9p) | 1980 | Tengen, 6th | | start |
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