Kawahara, Ryotaro
Current rating: 1409
Record: 2-7
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 245 | Yanagi, Yasuhiko (1481) | Lost 1-2 | -181482 |
| 2block | 463 | Shimada, Takashi (1482) | Lost 1-2 | -181464 |
| 3block | 581 | Nakao, Munenari (1465) | Won 2-0 | +181482 |
| 4block | 535 | Nishihara, Kenta (1482) | Lost 0-2 | -181464 |
| 5block | 522 | Fukunaga, Norihiko (1465) | Lost 0-2 | -181446 |
| 6block | 502 | Yoshida, Shinsuke (1445) | Lost 0-2 | -181428 |
| 7block | 399 | Fujiura, Masanori (1410) | Won 2-0 | +171445 |
| 8block | 314 | Komatsu, Hidekazu (1445) | Lost 0-2 | -181427 |
| 9block | 250 | Taniura, Shunsuke (1428) | Lost 0-2 | -181409 |
| average opponent: 1456record: 2-7 | new rating: 1409 | |||