Games Between Two Players
Hane Naoki (1 win; 2 loss) vs. Oya Koichi
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [2003-07-27] 3rd Honinbo Shusaku Cup, final
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| Oya Koichi 9p | Hane Naoki 9p | B+2.5 |  |
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| [2001-02-08] 56th Japanese Honinbo, league
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| Hane Naoki 8p | Oya Koichi 8p | B+0.5 | |
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| [1999-04-29] 47th Japanese Oza, round 1
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| Oya Koichi 8p | Hane Naoki 7p | B+R | |
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