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| white | black | year | event | guessed | |
| Miwa Yoshiro (7p) | Kaji Kazutame (6p) | 1966 | 11th Prime Minister's Cup | | start |
| Sakata Eio (9p) | Kajiwara Takeo (9p) | 1966 | Nihon Ki-in Championship, 14th | | start |
| Go Seigen (9p) | Kitani Minoru (9p) | 1966 | NHK Cup, 14th | | start |
| Nakagawa Shinji (6p) | Kudo Norio (7p) | 1966 | 11th Prime Minister's Cup | | start |
| Ishigure Ikuro (6p) | Kuroda Yukio (5p) | 1966 | 11th Prime Minister's Cup | | start |
| Tanaka Minaichi (5p) | Kurosawa Tadanao (6p) | 1966 | 11th Prime Minister's Cup | | start |
| Ohira Shuzo (9p) | Rin Kaiho (8p) | 1966 | Nihon Ki-in Championship, 14th | | start |
| Sakata Eio (9p) | Rin Kaiho (8p) | 1966 | Nihon Ki-in Championship, 14th | | start |
| Rin Kaiho (8p) | Sugiuchi Masao (9p) | 1966 | 14th NHK Cup | | start |
| Takahashi Toshimitsu (7p) | Suzuki Goro (7p) | 1966 | 11th Prime Minister's Cup | | start |
| Ohira Shuzo (9p) | Takagawa Kaku (9p) | 1966 | Go Championship, 11th | | start |
| Rin Kaiho (8p) | Takagawa Kaku (9p) | 1966 | Go Championship, 11th | | start |
| Sugiuchi Masao (9p) | Takagawa Kaku (9p) | 1966 | Meijin (Yomiuri), 6th | | start |
| Naganuma Makoto (5p) | Takeda Hakuai (5p) | 1966 | 11th Prime Minister's Cup | | start |
| Sanno Hirotaka (6p) | Tanimiya Teiji (5p) | 1966 | 11th Prime Minister's Cup | | start |
| Oeda Yusuke (6p) | Tozawa Akinobu (6p) | 1966 | 11th Prime Minister's Cup | | start |
| Fujisawa Shuko (9p) | Yamabe Toshiro (9p) | 1966 | Honinbo, 22nd | | start |
| Kada Katsuji (8p) | Yamabe Toshiro (9p) | 1966 | Honinbo, 22nd | | start |
| Sakata Eio (9p) | Fujisawa Hosai (9p) | 1966 | Meijin (Yomiuri), 5th | | start |
| Kajiwara Takeo (9p) | Fujisawa Shuko (9p) | 1966 | All Japan First Place, 6th | | start |
| Tono Hiroaki (7p) | Hane Yasumasa (5p) | 1966 | 5th Judan | | start |
| Takagawa Kaku (9p) | Hashimoto Utaro (9p) | 1966 | Meijin (Yomiuri), 5th | | start |
| Yamabe Toshiro (9p) | Hashimoto Utaro (9p) | 1966 | Honinbo, 21st | | start |
| Ishii Mamoru (6p) | Ishigure Ikuro (5p) | 1966 | 10th Prime Minister's Cup | | start |
| Rin Kaiho (Meijin) | Kada Katsuji (8p) | 1966 | 5th Judan | | start |
