Okamura, Masashi
Current rating: 1482
Record: 4-5
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 279 | Kurikawa, Hideyuki (1500) | Lost 0-2 | -181482 |
| 2block | 530 | Sato, Takeshi (1482) | Won 2-1 | +181500 |
| 3block | 294 | Miura, Takanori (1500) | Won 2-0 | +181518 |
| 4block | 238 | Takubo, Yasuhiro (1518) | Lost 1-2 | -181500 |
| 5block | 377 | Matsui, Kengaku (1531) | Lost 0-2 | -171483 |
| 6block | 412 | Mori, Yukinari (1481) | Lost 1-2 | -181465 |
| 7block | 379 | Baba, Nobuyuki (1464) | Won 2-0 | +181483 |
| 8block | 302 | Mori, Yukihiro (1482) | Won 2-0 | +181501 |
| 9block | 189 | Matsumoto, Kenji (1498) | Lost 0-2 | -191482 |
| average opponent: 1495record: 4-5 | new rating: 1482 | |||