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| white | black | year | event | guessed | |
| 藤泽秀行 (1p) | Sakata Eio (1p) | 1970 | 第18期王座战挑战赛第一局 | | start |
| Hashimoto Utaro (9p) | Sonoda Yuichi (4p) | 1970 | 20th Anniversary of Kansai Ki-in Independence, sponsored by Daily Sports | | start |
| Sakata Eio (9p) | Sugiuchi Masao (9p) | 1970 | Nihon Ki-in Championship, 18th | | start |
| Kajiwara Takeo (9p) | Takagawa Kaku (9p) | 1970 | Meijin (Yomiuri), 10th | | start |
| Miyashita Shuyo (9p) | Takagawa Kaku (9p) | 1970 | NHK Cup, 18th | | start |
| Takemiya Masaki (6p) | Fujisawa Hideyuki (9p) | 1970 | 18th Nihon Ki-in Championship | | start |
| Kamimura Kunio (5p) | Fukui Masaaki (5p) | 1970 | 15th Prime Minister's Cup | | start |
| Yamabe Toshiro (9p) | Go Seigen (9p) | 1970 | Pro Best Ten, 8th | | start |
| Ishida Yoshio (7p) | Hoshino Toshi (8p) | 1970 | Honinbo, 26th | | start |
| Sakata Eio (9p) | Hoshino Toshi (8p) | 1970 | 26th Honinbo | | start |
| Sakai Takeshi (6p) | Ishigure Ikuro (7p) | 1970 | 15th Prime Minister's Cup | | start |
| Sanno Hirotaka (6p) | Kosugi Kiyoshi (5p) | 1970 | 15th Prime Minister's Cup | | start |
| Ishida Yoshio (7p) | Nakaoka Jiro (6p) | 1970 | 15th Prime Minister's Cup | | start |
| Hashimoto Utaro (9p) | Sakata Eio (9p) | 1970 | Judan, 9th | | start |
| Honma Akio (5p) | Sato Kaoru (6p) | 1970 | 15th Prime Minister's Cup | | start |
| Shimamura Toshihiro (9p) | Sekiyama Toshio (9p) | 1970 | 8th Pro Best Ten | | start |
| Fujisawa Shuko (9p) | Shimamura Toshihiro (9p) | 1970 | Honinbo, 26th | | start |
| Rin Kaiho (9p) | Takagawa Kaku (9p) | 1970 | Lightning Go Championship, 3rd | | start |
| Ishida Yoshio (7p) | Takemiya Masaki (6p) | 1970 | Nihon Ki-in Championship, 18th | | start |
| Sakata Eio (9p) | Takemiya Masaki (6p) | 1970 | Nihon Ki-in Championship, 18th | | start |
| Kaji Kazutame (6p) | Tanaka Minaichi (5p) | 1970 | 15th Prime Minister's Cup | | start |
| Ando Takeo (5p) | Yamazaki Masuo (6p) | 1970 | 15th Prime Minister's Cup | | start |
| Otake Hideo (8p) | Fujisawa Shuko (9p) | 1970 | All Japan First Place Tournament, 1st | | start |
| Takagawa Shukaku (9p) | Fujisawa Shuko (9p) | 1970 | 25th Honinbo | | start |
| Hashimoto Utaro (9p) | Go Seigen (9p) | 1970 | Pro Best Ten, 7th | | start |
