Kawahara, Takayuki
Current rating: 1495
Record: 5-6-1
| Grand Prix Okayama 2004 (extended) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 93 | Koyama, Kenta (1476) | Won 2-1 | +181465 |
| 3extended | 69 | Yamanaka, Toshihisa (1531) | Draw 1-1 | +11466 |
| 4extended | 53 | Kurihara, Shingou (1566) | Lost 0-2 | -161450 |
| 5extended | 95 | Shimada, Takashi (1486) | Won 2-0 | +191469 |
| 6extended | 57 | Niwa, Takashi (1532) | Won 1-0 | +191488 |
| 7extended | 35 | Yoshida, Taiki (1555) | Won 2-0 | +191507 |
| 8extended | 19 | Douyama, Tsuyoshi (1826) | Lost 0-1 | -121495 |
| average opponent: 1567record: 4-2-1 | new rating: 1495 | |||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 1 | Kageyama, Tarou (1499) | Lost 0-2 | -181482 |
| 3extended | 128 | Hirata, Masaharu (1534) | Won 2-1 | +191501 |
| 4extended | 66 | Suzuki, Akihisa (1452) | Lost 0-2 | -191482 |
| 5extended | 124 | Maemoto, Shota (1504) | Lost 0-2 | -181464 |
| 6extended | 133 | Kumoda, Kazuhiro (1483) | Lost 0-2 | -171447 |
| average opponent: 1494record: 1-4 | new rating: 1447 | |||