Koyama Jun
Tokyo, Japan
Rank: 7 dan
Gender: Male
Rating: 2516 (61st)
Native name: 小山純
| Game statistics | ||
|---|---|---|
| Total number of games | 246 | |
| Sum of earned points | 152.5 | 62.0% |
| Wins | 136 | 55.3% |
| Wins as black | 82 | 33.3% |
| Wins as white | 54 | 22.0% |
| Draws | 33 | 13.4% |
| Draws as black | 21 | 8.5% |
| Draws as white | 12 | 4.9% |
| Losses | 77 | 31.3% |
| Losses as black | 46 | 18.7% |
| Losses as white | 31 | 12.6% |