Games Between Two Players
Kobayashi Koichi (0 win; 2 loss) vs. Mitani Tetsuya
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [2019-10-17] 68th Japanese Oza, preliminary
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| Mitani Tetsuya 7p | Kobayashi Koichi 9p | B+11.5 |  |
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| [2009-12-03] 58th Japanese Oza, preliminary
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| Kobayashi Koichi 9p | Mitani Tetsuya 5p | W+4.5 | |
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