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| white | black | year | event | guessed | |
| Go Seigen (6p) | Kitani Minoru (7p) | 1939 | Three-game match sponsored by Tokyo Nichinichi Shinbun & Osaka Mainichi Shinbun | | start |
| Tanaka Fujio (4p) | Takagawa Kaku (4p) | 1939 | Japan Promotion Tournament, 1939 | | start |
| Hashimoto Utaro (6p) | Kubomatsu Katsukiyo (6p) | 1939 | Nihon Ki-in A Class Win & Continue Tournament | | start |
| Takagawa Kaku (4p) | Kubouchi Toshiaki (3p) | 1939 | Kobe Go Study Group | | start |
| Takagawa Kaku (4p) | Hasegawa Akira (5p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Sekiyama Riichi (6p) | Hashimoto Utaro (6p) | 1939 | East-West Japan Match | | start |
| Takagawa Kaku (4p) | Kajiwara Takeo (2p) | 1939 | Oteai, Spring Session | | start |
| Go Seigen (6p) | Kubomatsu Katsukiyo (6p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Inoue Ichiro (4p) | Takagawa Kaku (4p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Kitani Minoru (7p) | Hashimoto Utaro (6p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Go Seigen (6p) | Hayashi Yutaro (6p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Go Seigen (6p) | Koizumi Shigeo (4p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Sakata Eio (4p) | Mukai Kazuo (4p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Hasegawa Akira (5p) | Sakata Eio (4p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Nakagawa Shinji (4p) | Sakata Eio (4p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Koizumi Shigeo (4p) | Takagawa Kaku (4p) | 1939 | Oteai, Spring Session | | start |
| Miyashita Shuyo (4p) | Takagawa Kaku (4p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Nakamura Yutaro (4p) | Takagawa Kaku (4p) | 1939 | Oteai, Spring Session | | start |
| Takagawa Kaku (4p) | Watanabe Hideo (3p) | 1939 | Oteai, 1939, Spring | | start |
| Suzuki Keizo (3p) | Fujisawa Shuko (9p) | 1939 | Insei League | | start |
| Go Seigen (6p) | Hashimoto Utaro (6p) | 1939 | 1st Honinbo | | start |
| Takagawa Kaku (4p) | Kariya Hiraku (3p) | 1939 | Kansai Branch Oteai sponsored by Kobe Shinbun | | start |
| Kitani Minoru (7p) | Kubomatsu Katsukiyo (6p) | 1939 | | | start |
| Go Seigen (6p) | Maeda Nobuaki (6p) | 1939 | Japan Promotion Tournament, 1939, Spring | | start |
| Takagawa Kaku (5p) | Tainaka Shin (3p) | 1939 | Japan Promotion Tournament, 1939, spring | | start |
