Okamoto, Kazuya
Current rating: 1465
Record: 1-3
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 117 | Honda, Atsuo (1500) | Lost 0-2 | -181482 |
| 2standard | 260 | Kawai, Katsuya (1494) | Lost 0-2 | -181464 |
| 3standard | 425 | Yoshida, Kenichi (1464) | Won 2-1 | +181482 |
| 4standard | 414 | Ishii, Hayato (1530) | Lost 0-2 | -171465 |
| average opponent: 1497record: 1-3 | new rating: 1465 | |||