Ishizaki, Koji
Current rating: 1463
Record: 2-4
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 191 | Harada, Masanori (1500) | Lost 1-2 | -181482 |
| 2block | 386 | Tomohiro, Yoshida (1482) | Won 2-0 | +181500 |
| 3block | 502 | Tanaka, Yuki (1482) | Lost 1-2 | -181482 |
| 4block | 442 | Honjo, Kotaro (1465) | Lost 0-2 | -191463 |
| 5block | 541 | Ushie, Yuuta (1464) | Lost 0-2 | -181445 |
| 6block | 504 | Yoshida, Yosuke (1445) | Won 2-1 | +181463 |
| average opponent: 1473record: 2-4 | new rating: 1463 | |||