Koga, Takuji
Current rating: 1499
Record: 3-3
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 445 | Yoshimura, Eiji (1500) | Won 2-0 | +181518 |
| 2block | 237 | Aoki, Takamasa (1464) | Lost 0-2 | -191499 |
| 3block | 512 | Iwamoto, Yoshitaka (1500) | Lost 0-2 | -181481 |
| 4block | 455 | Ito, Seigo (1482) | Won 2-1 | +181499 |
| 5block | 351 | Murao, Hirohiko (1500) | Won 2-1 | +181517 |
| 6block | 271 | Takano, Yoshinori (1500) | Lost 0-2 | -181499 |
| average opponent: 1491record: 3-3 | new rating: 1499 | |||