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| white | black | year | event | guessed | |
| Go Seigen (9p) | Shimamura Toshihiro (9p) | 1968 | NHK Cup, 16th | | start |
| Sato Kaoru (5p) | Tanaka Minaichi (5p) | 1968 | 13th Prime Minister's Cup | | start |
| Sakai Takeshi (5p) | Tozawa Akinobu (6p) | 1968 | 13th Prime Minister's Cup | | start |
| Kaji Kazutame (6p) | Watanabe Hideo (6p) | 1968 | 13th Prime Minister's Cup | | start |
| Kageyama Toshiro (6p) | Yamazaki Masuo (6p) | 1968 | 13th Prime Minister's Cup | | start |
| Cho Chikun (1k) | Azuma Michihide (1k) | 1968 | 1968 Insei Tournament | | start |
| Gaku Yuzuru (1p) | Cho Chikun (1p) | 1968 | Insei Competition, 1968 | | start |
| Ishibashi Chinami (4p) | Cho Chikun (1p) | 1968 | Insei Competition, 1968 | | start |
| Yamabe Toshiro (9p) | Fujisawa Hideyuki (9p) | 1968 | 23rd Honinbo League | | start |
| Fujisawa Shuko (9p) | Fujisawa Hosai (9p) | 1968 | 7th Old Meijin | | start |
| Hisai Keishi (8p) | Fujisawa Shuko (9p) | 1968 | 7th Judan | | start |
| Kageyama Toshiro (6p) | Fukuda Masayoshi (6p) | 1968 | 12th Prime Minister's Cup | | start |
| Rin Kaiho (9p) | Go Seigen (9p) | 1968 | | | start |
| Hashimoto Utaro (9p) | Handa Dogen (9p) | 1968 | | | start |
| Shimamura Toshihiro (9p) | Hisai Keishi (8p) | 1968 | Meijin (Yomiuri), 7th | | start |
| Kojima Takaho (6p) | Hoshino Toshi (7p) | 1968 | 12th Prime Minister's Cup | | start |
| Ito Tomoe (5p) | Ishige Kakuo (7p) | 1968 | 12th Prime Minister's Cup | | start |
| Matsumoto Tokuji (7p) | Kato Masao (5p) | 1968 | 12th Prime Minister's Cup | | start |
| Ohira Shuzo (9p) | Kato Masao (5p) | 1968 | Honinbo, 23rd | | start |
| Ishida Yoshio (5p) | Kudo Norio (7p) | 1968 | 12th Prime Minister's Cup | | start |
| Takagawa Kaku (9p) | Kudo Norio (7p) | 1968 | Judan, 7th | | start |
| Abe Yoshiteru (6p) | Miwa Yoshiro (7p) | 1968 | 12th Prime Minister's Cup | | start |
| Kosugi Kiyoshi (5p) | Mukai Kazuo (7p) | 1968 | 12th Prime Minister's Cup | | start |
| Tanimiya Teiji (6p) | Nakagawa Shinji (6p) | 1968 | 12th Prime Minister's Cup | | start |
| Hashimoto Utaro (9p) | Rin Kaiho (9p) | 1968 | Honinbo, 23rd | | start |
