Omata, Yuuji
Current rating: 1498
Record: 4-4
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 9 | Habata, Issei (1500) | Lost 0-2 | -181482 |
| 2block | 324 | Kudo, Tomoaki (1482) | Lost 0-2 | -181464 |
| 3block | 377 | Takeuchi, Takashi (1463) | Won 2-0 | +181482 |
| 4block | 321 | Katayose, Shingo (1481) | Lost 1-2 | -181464 |
| 5block | 320 | Oobuchi, Masahiro (1463) | Won 2-0 | +181482 |
| 6block | 249 | Okumura, Katsuhiko (1482) | Lost 0-2 | -181464 |
| 7block | 263 | Tani, Tokuo (1340) | Won 2-1 | +161480 |
| 8block | 236 | Jung, Seong-hoon (1504) | Won 2-1 | +181498 |
| average opponent: 1464record: 4-4 | new rating: 1498 | |||