Yamamoto, Yasuhiro
Current rating: 1447
Record: 0-3
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Matsumura, Takehiko (1572) | Lost 1-2 | -171483 |
| 2sealed | 236 | Thomas, Tommy A. (1482) | Lost 0-2 | -181465 |
| 3sealed | 281 | Kawaguchi, Youhei (1429) | Lost 0-2 | -181447 |
| average opponent: 1495record: 0-3 | new rating: 1447 | |||