Iwase, Hirokazu
Current rating: 1373
Record: 14-22-1
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1390 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 358 | Kogure, Takamasa (1461) | Lost 0-2 | -171373 |
| top | record: 0-1 | new rating: 1373 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1406 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 280 | Ishida, Kohei (1500) | Lost 0-2 | -161390 |
| top | record: 0-1 | new rating: 1390 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 392 | Isono, Toru (1487) | Lost 1-2 | -171439 |
| 3standard | 798 | Touma, Hiroshi (1462) | Won 2-0 | +181457 |
| 4standard | 823 | Takeda, Kendo (1518) | Lost 1-2 | -171440 |
| 5standard | 1026 | Yamaoka, Keita (1481) | Lost 0-2 | -171423 |
| 6standard | 1168 | Takahashi, Naoto (1498) | Lost 0-2 | -171406 |
| top | average opponent: 1489record: 1-4 | new rating: 1406 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 30 | Yasuda, Kazuki (1462) | Won 2-0 | +181487 |
| 3sealed | 531 | Ishiyama, Kenichi (1524) | Lost 0-2 | -171470 |
| 4sealed | 775 | Kai, Hidekazu (1692) | Lost 1-2 | -141456 |
| 5sealed | 770 | Yamanaka, Yuki (1473) | Draw 1-1 | 01456 |
| top | average opponent: 1538record: 1-2-1 | new rating: 1456 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 218 | Ogata, Kenji (1413) | Lost 1-2 | -201508 |
| 3standard | 796 | Shiraki, Kento (1499) | Won 2-1 | +181526 |
| 4standard | 414 | Kuwashiro, Yoshiyuki (1396) | Lost 0-2 | -201506 |
| 5standard | 617 | Yamanaka, Yuki (1469) | Lost 1-2 | -191487 |
| 6standard | 900 | Nose, Kouta (1499) | Lost 0-2 | -181469 |
| top | average opponent: 1455record: 1-4 | new rating: 1469 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1139 | Tamber, Tobey (1830) | Lost 1-2 | -121498 |
| 2sealed | 1285 | Tamura, Kimihito (1447) | Won 2-0 | +171515 |
| 3sealed | 1276 | Okada, Hayaki (1497) | Won 2-1 | +181533 |
| 4sealed | 1102 | Kimura, Yuito (1555) | Lost 0-2 | -181515 |
| 5sealed | 1076 | Ueda, Shota (1499) | Won 2-0 | +181533 |
| 6sealed | 1104 | Shin, Iizuka (1521) | Won 2-1 | +171550 |
| 7sealed | 898 | Kitamura, Takuya (1521) | Lost 0-2 | -181532 |
| 8sealed | 977 | Fujii, Yuusaku (1295) | Won 2-1 | +141546 |
| 9sealed | 935 | Fujino, Masashi (1578) | Lost 1-2 | -181528 |
| top | average opponent: 1527record: 5-4 | new rating: 1528 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 575 | Matushita, Masakazu (1489) | Won 2-0 | +191465 |
| 2legacy | 710 | Hasegawa, Tsuyoshi (1555) | Lost 1-2 | -161449 |
| 3legacy | 742 | Takahashi, Teo (1434) | Won 2-0 | +171466 |
| 4legacy | 638 | Hayashi, Masashi (1538) | Won 2-1 | +201486 |
| 5legacy | 664 | McNeace, Shawn (1561) | Won 2-1 | +191505 |
| 6legacy | 563 | Hyodo, Kosuke (1632) | Lost 1-2 | -161489 |
| 7legacy | 627 | Takashima, Ryuichi (1533) | Won 2-0 | +191508 |
| 8legacy | 620 | Fujiyoshi, Manabu (1573) | Lost 0-2 | -171491 |
| 9legacy | 648 | Iwamasa, Shinya (1535) | Won 2-0 | +191510 |
| top | average opponent: 1539record: 6-3 | new rating: 1510 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 176 | Segawa, Naoki (1466) | Lost 0-2 | -191481 |
| 2sealed | 412 | Sakurai, Shintarou (1533) | Lost 0-2 | -171464 |
| 3sealed | 526 | Masaoka, Satoru (1463) | Lost 0-2 | -181446 |
| top | average opponent: 1488record: 0-3 | new rating: 1446 | ||