Igawa, Yoshihiro
Current rating: 1471
Record: 17-14 (GP) / 4-10 (professional)
| Grand Prix Fukuoka 2002 (TOR limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 40 | Mihara, Makihito (1524) | Lost 1-2 | -181464 |
| 4sealed | 108 | Komiya, Tadayoshi (1582) | Lost 0-2 | -161448 |
| 5sealed | 147 | Ito, Akitsugu (1599) | Lost 1-2 | -151433 |
| 6sealed | 144 | Onoda, Hiroshi (1468) | Won 2-1 | +191452 |
| 7sealed | 102 | Fujisawa, Junichiro (1495) | Won 2-0 | +191471 |
| top | average opponent: 1534record: 2-3 | new rating: 1471 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 168 | Nakazawa, Kazuhiro (1518) | Lost 0-2 | -181501 |
| 3block | 368 | Hayashi, Hyoma (1500) | Won 2-0 | +181519 |
| 4block | 295 | Arakane, Keisuke (1518) | Won 2-1 | +181537 |
| 5block | 220 | Kim, Yong-Ok (1502) | Lost 0-2 | -191518 |
| 6block | 194 | Yamada, Akira (1483) | Lost 1-2 | -191499 |
| 7block | 309 | Uchimura, Takahiko (1500) | Lost 0-2 | -171482 |
| top | average opponent: 1504record: 2-4 | new rating: 1482 | ||
| Pro Tour Tokyo 2001 (Invasion block) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 134 | Tamber, Tobey (1700) | Won 2-1 | +201627 |
| 2block | 44 | Delere, Andre (1523) | Lost 0-2 | -201607 |
| 3block | 60 | Kleinveld, Leendert Willem (1577) | Lost 1-2 | -181589 |
| 4block | 98 | Finkel, Jon (2002) | Lost 1-2 | -111578 |
| 5block | 96 | Diesel, John (1413) | Lost 1-2 | -211557 |
| 6block | 120 | Braun, Oliver (1501) | Lost 0-2 | -191538 |
| 7block | 106 | Wang, Ming Chee (1487) | Lost 0-2 | -191519 |
| top | average opponent: 1600record: 1-6 | new rating: 1519 | ||
| Grand Prix Hiroshima 2001 (INV limited) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 92 | Hasegawa, Taro (1483) | Won 2-0 | +171548 |
| 3sealed | 46 | Nakamura, Fumihiko (1536) | Won 2-0 | +181566 |
| 4sealed | 29 | Hassaku, Jinpei (1660) | Won 2-0 | +201586 |
| 5sealed | 14 | Matsui, Hisataka (1573) | Lost 0-2 | -191567 |
| 6sealed | 42 | Kobatake, Atsushi (1553) | Won 2-0 | +181585 |
| 7sealed | 21 | Yamate, Akihiro (1574) | Won 2-0 | +181603 |
| 8draft | 6 | Suzuki, Takaaki (1595) | Lost 0-2 | -181585 |
| 9draft | 23 | Fujita, Kenichi (1633) | Won 2-1 | +191604 |
| 10draft | 13 | Shikata, Nobuaki (1533) | Lost 0-2 | -201584 |
| 11draft | 20 | Ando, Rage (1524) | Won 2-1 | +171601 |
| 12draft | 10 | Shvartsman, Alex (1857) | Won 2-1 | +231624 |
| 13draft | 9 | Hassaku, Jinpei (1701) | Lost 0-2 | -171607 |
| top | average opponent: 1602record: 8-4 | new rating: 1607 | ||
| Pro Tour Chicago 2000 (INV standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 59 | Szigeti, Peter (1593) | Won 2-1 | +191554 |
| 2standard | 37 | Globus, Mark (1673) | Lost 0-2 | -151539 |
| 3standard | 56 | Vienneau, Matthew (1828) | Won 2-1 | +231562 |
| 4standard | 35 | Balsby, Jens (1457) | Won 2-0 | +161578 |
| 5standard | 20 | Swarowski, Robert (1628) | Lost 0-2 | -171561 |
| 6standard | 55 | Sierra, David (1611) | Lost 1-2 | -171544 |
| 7standard | 92 | Fuller, Ryan (1854) | Lost 1-2 | -131531 |
| top | average opponent: 1663record: 3-4 | new rating: 1531 | ||
| Grand Prix Kyoto 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 243 | Takimoto, Osamu (1500) | Won 2-0 | +181518 |
| 2extended | 53 | Watai, Yoichiro (1500) | Lost 1-2 | -181500 |
| 3extended | 138 | Yoshikawa, Hiroshi (1500) | Won 2-1 | +181518 |
| 4extended | 136 | Anabuki, Kazuhisa (1516) | Won 2-0 | +181536 |
| 5extended | 57 | Matsumoto, Takafumi (1519) | Lost 1-2 | -191517 |
| 6extended | 121 | Kusaba, Nobutaka (1518) | Lost 1-2 | -181499 |
| 7extended | 145 | Yoshimura, Motoki (1498) | Won 2-1 | +181517 |
| 8extended | 112 | Moriwaki, Masayoshi (1517) | Won 2-0 | +181535 |
| top | average opponent: 1509record: 5-3 | new rating: 1535 | ||