Katou, Takeshi
Current rating: 1422
Record: 0-4-1
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 52 | Seo, Asako (1449) | Lost 0-2 | -191481 |
| 2block | 176 | Fuji, Yuusuke (1478) | Lost 0-2 | -181463 |
| 3block | 196 | Endo, Hirokazu (1480) | Draw 1-1 | 01463 |
| 4block | 218 | Yoshida, Mitsutaka (1200) | Lost 0-1 | -221441 |
| 5block | 206 | Takei, Tomoyuki (1385) | Lost 1-2 | -191422 |
| average opponent: 1399record: 0-4-1 | new rating: 1422 | |||