Yokoyama, Tatsuya
Current rating: 1426
Record: 2-6
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Ishimoto, Koichi (1487) | Lost 0-2 | -181482 |
| 2sealed | 304 | Tanahashi, Takahiro (1483) | Won 2-0 | +181500 |
| 3sealed | 153 | Nakanishi, Keisuke (1463) | Lost 0-2 | -191481 |
| 4sealed | 223 | Yamaguchi, Yuuichi (1483) | Lost 0-2 | -181463 |
| 5sealed | 231 | Tsuda, Junichi (1413) | Lost 0-2 | -191444 |
| 6sealed | 198 | Tsunaki, Muga (1446) | Lost 0-2 | -181426 |
| 7sealed | 165 | Isami, Yuichiro (1428) | Won 2-1 | +181444 |
| 8sealed | 40 | Matsuda, Yuuki (1445) | Lost 0-2 | -181426 |
| average opponent: 1456record: 2-6 | new rating: 1426 | |||