Imaizumi, Kenji
Current rating: 1544
Record: 15-11-3
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 112 | Okumura, Katsuhiko (1500) | Lost 1-2 | -191564 |
| 2standard | 349 | Iwasaki, Eiji (1480) | Lost 0-2 | -201544 |
| top | average opponent: 1490record: 0-2 | new rating: 1544 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 16 | Murasawa, Yuuya (1444) | Draw 1-1 | -31571 |
| 2sealed | 185 | Mochizuki, Takahito (1500) | Won 2-0 | +171588 |
| 3sealed | 104 | Matsui, Hiroyuki (1517) | Draw 1-1 | -11587 |
| 4sealed | 184 | Inoue, Yoshiko (1466) | Lost 0-2 | -201567 |
| 5sealed | 204 | Fukai, Koichi (1487) | Won 2-1 | +161583 |
| top | average opponent: 1483record: 2-1-2 | new rating: 1583 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 4 | Ishibashi, Yoshiro (1463) | Lost 0-2 | -191526 |
| 2extended | 148 | Okada, Wataru (1476) | Won 2-0 | +171543 |
| 3extended | 87 | Morita, Katsunobu (1507) | Lost 1-2 | -191524 |
| 4extended | 169 | Takenaga, Tomohiro (1483) | Lost 1-2 | -191505 |
| 5extended | 159 | Ozaki, Youichirou (1431) | Won 2-1 | +171522 |
| 6extended | 126 | Nakaoka, Shinya (1484) | Won 2-1 | +171539 |
| 7extended | 104 | Inanaga, Nobuyuki (1502) | Won 2-1 | +181557 |
| 8extended | 70 | Ishida, Naoyuki (1501) | Won 2-0 | +171574 |
| top | average opponent: 1481record: 5-3 | new rating: 1574 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 156 | Kitagawa, Tomoyuki (1500) | Lost 0-2 | -191517 |
| 2sealed | 267 | Goto, Seiji (1378) | Won 2-0 | +151532 |
| 3sealed | 149 | Mochizuki, Daisuke (1500) | Won 2-0 | +181550 |
| 4sealed | 142 | Komiyama, Hideki (1518) | Won 2-1 | +171567 |
| 5sealed | 103 | Hasegawa, Taro (1491) | Draw 1-1 | -11566 |
| 6sealed | 78 | Watanabe, Hiroshi (1419) | Lost 0-2 | -211545 |
| top | average opponent: 1468record: 3-2-1 | new rating: 1545 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 181 | Yamamoto, Yusuke (1500) | Lost 1-2 | -181482 |
| 2extended | 208 | Morioka, Tsuyoshi (1482) | Won 2-0 | +181500 |
| 3extended | 250 | Yoshikawa, Yuusuke (1519) | Won 2-0 | +181518 |
| 4extended | 209 | Ohno, Tomonari (1518) | Won 2-0 | +181536 |
| 5extended | 142 | Tachibana, Shinichiro (1535) | Won 2-1 | +181554 |
| 6extended | 23 | Akiyoshi, Kenji (1554) | Lost 0-2 | -181536 |
| 7extended | 78 | Oba, Yoshimitsu (1533) | Lost 0-2 | -181518 |
| 8extended | 140 | Nagaoka, Takayuki (1486) | Won 2-0 | +181536 |
| top | average opponent: 1516record: 5-3 | new rating: 1536 | ||