Igarashi, Hisakazu
Current rating: 1528
Record: 7-6-1
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 342 | Takahashi, Shiori (1397) | Won 2-0 | +171498 |
| 2sealed | 287 | Matsumoto, Keiichiro (1424) | Won 2-0 | +171515 |
| 3sealed | 104 | Saito, Shinya (2000) | Lost 1-2 | -101505 |
| 4sealed | 618 | Furutani, Yamato (1463) | Won 2-0 | +171522 |
| 5sealed | 533 | Oyaizu, Keigo (1521) | Won 2-0 | +181540 |
| 6sealed | 118 | Nakamura, Kouki (1432) | Won 2-1 | +161556 |
| 7sealed | 181 | Maurer, Tobias (1825) | Lost 0-2 | -131543 |
| 8sealed | 262 | Murakami, Hiroaki (1526) | Draw 1-1 | 01543 |
| 9sealed | 262 | Kokubun, Takeshi (1736) | Lost 0-2 | -151528 |
| average opponent: 1591record: 5-3-1 | new rating: 1528 | |||
| Grand Prix Seattle 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 89 | Goddard, Maxwell (1430) | Lost 0-2 | -191481 |
| 2extended | 145 | Wilson, Josh (1482) | Won 2-1 | +181499 |
| 3extended | 125 | Hague, Matt (1500) | Won 2-1 | +181517 |
| 4extended | 98 | Diamant, Daniel (1554) | Lost 0-2 | -181499 |
| 5extended | 107 | sonnleitner, Shaman M (1500) | Lost 0-2 | -181481 |
| average opponent: 1493record: 2-3 | new rating: 1481 | |||