Games Between Two Players
Yamashita Keigo (11 win; 10 loss) vs. Kobayashi Koichi
| Game Date and Game Description | |||||
| Black | White | Result | Replay | Download | |
 [2009-10-08] 35th Japanese Meijin, preliminary
|
|||||
| Yamashita Keigo 9p | Kobayashi Koichi 9p | B+R |  |
 |
 |
| [2006-06-15] 45th Japanese Judan, winner section round 1
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 9p | W+0.5 | |
|
|
| [2004-09-23] 43rd Japanese Judan, loser section round 2
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 9p | W+6.5 | |
|
|
| [2004-04-08] 29th Japanese Gosei, round 3
|
|||||
| Yamashita Keigo 9p | Kobayashi Koichi 9p | B+4.5 | |
|
|
| [2004-02-21] 23rd Japanese NEC Cup, semi-final
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 9p | B+R | |
|
|
| [2003-12-11] 59th Japanese Honinbo, league
|
|||||
| Yamashita Keigo 9p | Kobayashi Koichi 9p | W+1.5 | |
|
|
| [2002-12-05] 58th Japanese Honinbo, league
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 7p | W+4.5 | |
|
|
| [2001-12-06] 40th Japanese Judan, loser section semifinal
|
|||||
| Yamashita Keigo 7p | Kobayashi Koichi 9p | W+2.5 | |
|
|
| [2001-08-20] 26th Japanese Gosei, title match #5
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 7p | B+1.5 | |
|
|
| [2001-08-15] 26th Japanese Gosei, title match #4
|
|||||
| Yamashita Keigo 7p | Kobayashi Koichi 9p | B+1.5 | |
|
|
| [2001-07-24] 26th Japanese Gosei, title match #3
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 7p | B+R | |
|
|
| [2001-07-19] 26th Japanese Gosei, title match #2
|
|||||
| Yamashita Keigo 7p | Kobayashi Koichi 9p | B+17.5 | |
|
|
| [2001-07-08] 34th Japanese Hayago Championship, round 2
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 7p | B+R | |
|
|
| [2001-07-05] 26th Japanese Gosei, title match #1
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 7p | B+R | |
|
|
| [2001-06-21] 40th Japanese Judan, winner section round 1
|
|||||
| Yamashita Keigo 7p | Kobayashi Koichi 9p | B+R | |
|
|
| [2000-08-30] 25th Japanese Gosei, title match #5
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 6p | W+2.5 | |
|
|
| [2000-08-23] 25th Japanese Gosei, title match #4
|
|||||
| Yamashita Keigo 6p | Kobayashi Koichi 6p | W+1.5 | |
|
|
| [2000-07-23] 25th Japanese Gosei, title match #3
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 6p | B+3.5 | |
|
|
| [2000-07-13] 25th Japanese Gosei, title match #2
|
|||||
| Yamashita Keigo 6p | Kobayashi Koichi 9p | B+R | |
|
|
| [2000-07-08] 25th Japanese Gosei, title match #1
|
|||||
| Kobayashi Koichi 9p | Yamashita Keigo 6p | W+8.5 | |
|
|
| [2000-05-14] 33rd Japanese Hayago Championship, round 1
|
|||||
| Yamashita Keigo 6p | Kobayashi Koichi 9p | W+R | |
|
|
