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| white | black | year | event | guessed | |
| Yamabe Toshiro (9p) | Hoshino Toshi (8p) | 1973 | 12th Old Meijin League | | start |
| Kobayashi Chizu (1p) | Inoue Hatsue (1p) | 1973 | Japan Promotion Tournament, 1973 | | start |
| Naganuma Makoto (5p) | Ishida Akira (5p) | 1973 | Prime Minister's Cup, 17th | | start |
| Hane Yasumasa (8p) | Ishida Yoshio (9p, Honinbo) | 1973 | 12th Judan | | start |
| Hashimoto Shoji (9p) | Ishida Yoshio (9p) | 1973 | Judan, 12th | | start |
| Rin Kaiho (9p) | Ishida Yoshio (9p) | 1973 | Judan, 12th | | start |
| Sugiuchi Masao (9p) | Ishida Yoshio (9p) | 1973 | 12th Old Meijin League | | start |
| Abe Yoshiteru (7p) | Ishige Kakuo (7p) | 1973 | 17th Prime Minister's Cup | | start |
| Sakai Takeshi (6p) | Ito Tomoe (5p) | 1973 | Japan Promotion Tournament, 1973 | | start |
| Hashimoto Shoji (9p) | Iwata Tatsuaki (9p) | 1973 | 12th Judan | | start |
| Hashimoto Shoji (9p) | Kajiwara Takeo (9p) | 1973 | All Japan First Place Tournament, 3rd | | start |
| Otake Hideo (9p) | Kajiwara Takeo (9p) | 1973 | All Japan First Place Tournament, 3rd | | start |
| Fukui Masaaki (6p) | Kato Masao (7p) | 1973 | Prime Minister's Cup, 17th | | start |
| Hashimoto Shoji (9p) | Kato Masao (7p) | 1973 | NHK Cup, 20th | | start |
| Ishida Yoshio (9p) | Kato Masao (8p) | 1973 | Judan, 12th | | start |
| Magari Reiki (8p) | Kato Masao (7p) | 1973 | Japan Promotion Tournament, 1973 | | start |
| Ohira Shuzo (9p) | Kato Masao (8p) | 1973 | Nihon Ki-in Championship, 21st | | start |
| Takemiya Masaki (7p) | Kato Masao (7p) | 1973 | Honinbo, 28th | | start |
| Kobayashi Koichi (6p) | Kawamoto Noboru (6p) | 1974 | 21st Nihon Ki-in Championship | | start |
| Honda Sachiko (4p) | Kitani Reiko (6p) | 1973 | 19th Women's Championship Final | | start |
| Hashimoto Shoji (9p) | Kobayashi Koichi (6p) | 1973 | 21st NHK Cup | | start |
| Kosugi Kiyoshi (5p) | Kobayashi Koichi (6p) | 1973 | 17th Prime Minister's Cup | | start |
| Takemiya Masaki (7p) | Kobayashi Koichi (6p) | 1973 | Prime Minister's Cup, 17th | | start |
| Hashimoto Utaro (9p) | Miyashita Shuyo (9p) | 1973 | Pro Best Ten Tournament, 10th | | start |
| Nakaoka Jiro (6p) | Nabeshima Akira (5p) | 1973 | Japan Promotion Tournament, 1973 | | start |
