Ikezoe, Seiji
Current rating: 1490
Record: 5-6
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 117 | Kanno, Masayoshi (1566) | Lost 0-2 | -161471 |
| 2sealed | 192 | Nakahara, Kaoru (1482) | Won 2-0 | +181489 |
| 3sealed | 128 | Tagawa, Takashi (1505) | Lost 1-2 | -181471 |
| 4sealed | 184 | Nakazono, Ryuuta (1480) | Won 2-0 | +181489 |
| 5sealed | 135 | Kajitani, Tsuyoshi (1504) | Won 2-1 | +181507 |
| 6sealed | 78 | Iwakane, Yuya (1539) | Lost 0-2 | -171490 |
| average opponent: 1513record: 3-3 | new rating: 1490 | |||
| Grand Prix Kitakyushu 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 24 | Inanaga, Nobuyuki (1525) | Lost 0-2 | -181482 |
| 3sealed | 72 | Jitsukawa, Naofumi (1539) | Won 2-1 | +191501 |
| 4sealed | 99 | Hayashi, Nobuyoshi (1531) | Won 2-0 | +191520 |
| 5sealed | 75 | Umeno, Yoshihiro (1670) | Lost 0-2 | -151505 |
| 6sealed | 61 | Tomita, Hiromi (1523) | Lost 0-2 | -181487 |
| average opponent: 1557record: 2-3 | new rating: 1487 | |||