Games Between Two Players
O Rissei (4 win; 0 loss) vs. Sakaguchi Ryuzo
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [1996-11-21] 22nd Japanese Gosei, round 1
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| O Rissei 9p | Sakaguchi Ryuzo 9p | B+R |  |
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| [1991-03-18] 1st Japanese Ryusei, group stage
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| Sakaguchi Ryuzo 9p | O Rissei 9p | W+0.5 | |
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| [1985-12-19] 11th Japanese Gosei, round 1
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| Sakaguchi Ryuzo 9p | O Rissei 8p | W+R | |
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| [1984-12-20] 10th Japanese Gosei, round 1
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| O Rissei 7p | Sakaguchi Ryuzo 9p | B+R | |
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