Koiwai, Takashi
Current rating: 1445
Record: 0-3
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 151 | Kawaguchi, Masashi (1500) | Lost 0-2 | -181482 |
| 2block | 127 | Era, Hirofumi (1481) | Lost 0-2 | -181464 |
| 3block | 199 | Takahashi, Koji (1394) | Lost 1-2 | -191445 |
| average opponent: 1458record: 0-3 | new rating: 1445 | |||