Igarashi, Kenta
Current rating: 1467
Record: 3-5-2
| Grand Prix Yamagata 2006 (TSP limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 69 | Satou, Yuuya (1500) | Won 2-1 | +181517 |
| 2sealed | 15 | Takeda, Satoru (1523) | Lost 1-2 | -181499 |
| 3sealed | 61 | Tuduri, Ricard (1797) | Lost 1-2 | -131486 |
| 4sealed | 141 | Suzuki, Ryuuichi (1419) | Lost 1-2 | -191467 |
| average opponent: 1560record: 1-3 | new rating: 1467 | |||
| Grand Prix Niigata 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 83 | Hirose, Daichi (1500) | Draw 1-1 | 01500 |
| 2block | 121 | Hasegawa, Tsuguto (1499) | Draw 0-0 | 01500 |
| 3block | 169 | Fukushima, Hiroaki (1501) | Won 2-0 | +181518 |
| 4block | 155 | Isomoto, Hirofumi (1513) | Lost 0-2 | -181500 |
| 5block | 178 | Suzuki, Mikito (1503) | Won 2-1 | +181518 |
| 6block | 140 | Yamagishi, Norikazu (1439) | Lost 0-2 | -191499 |
| average opponent: 1492record: 2-2-2 | new rating: 1499 | |||