Games Between Two Players
Kobayashi Koichi (2 win; 1 loss) vs. Fujisawa Hosai
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [1980-03-27] 35th Japanese Honinbo, league
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| Fujisawa Hosai 9p | Kobayashi Koichi 9p | W+R |  |
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| [1975-12-18] 1st Japanese Gosei, league
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| Fujisawa Hosai 9p | Kobayashi Koichi 7p | B+R | |
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| [1973-03-18] 5th Japanese Hayago Championship, final
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| Fujisawa Hosai 9p | Kobayashi Koichi 6p | W+12.5 | |
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