Oku, Jouji
Current rating: 1558
Record: 6-3-4
| Grand Prix Kitakyushu 2005 (extended) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 35 | Masui, Yuusuke (1563) | Won 2-0 | +181536 |
| 2extended | 6 | Takayanagi, Tooru (1467) | Won 2-1 | +171553 |
| 3extended | 11 | Ishikawa, Masayo (1614) | Lost 0-2 | -171536 |
| 4extended | 82 | Urano, Tomohisa (1501) | Won 2-1 | +181554 |
| 5extended | 42 | Ishihara, Jun (1735) | Lost 1-2 | -151539 |
| 6extended | 57 | Shouyama, Youhei (1531) | Draw 1-1 | 01539 |
| 7extended | 63 | Suzuoka, Toshimitsu (1595) | Won 2-0 | +191558 |
| average opponent: 1572record: 4-2-1 | new rating: 1558 | |||
| Grand Prix Hiroshima 2001 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Matsumoto, Takafumi (1520) | Draw 1-1 | 01500 |
| 2sealed | 114 | Nakamuro, Masaaki (1532) | Draw 1-1 | +11501 |
| 3sealed | 163 | Kajioka, Makoto (1482) | Draw 1-1 | 01501 |
| 4sealed | 157 | Fukuba, Shintaro (1482) | Won 2-0 | +171518 |
| 5sealed | 119 | Miki, Sadayoshi (1500) | Lost 1-2 | -181500 |
| 6sealed | 121 | Kaneishi, Yoshiyuki (1482) | Won 2-0 | +181518 |
| average opponent: 1500record: 2-1-3 | new rating: 1518 | |||