Irie, Masafumi
Current rating: 1428
Record: 10-17
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1411 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 298 | Nakamura, Yuto (1500) | Won 2-0 | +201431 |
| 2standard | 18 | Suzuki, Shota 9888 (1516) | Won 2-1 | +191450 |
| 3standard | 301 | Yoshihara, Shouta (1579) | Lost 1-2 | -161434 |
| 4standard | 266 | Motomura, Shigeru (1718) | Lost 0-2 | -131421 |
| 5standard | 749 | Yagura, Ryota (1634) | Won 2-1 | +221443 |
| 6standard | 488 | Saito, Tomohiro (1572) | Lost 1-2 | -151428 |
| top | average opponent: 1587record: 3-3 | new rating: 1428 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1387 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 222 | Okumura, Takaaki (1500) | Won 2-1 | +201407 |
| 2sealed | 304 | Jinba, Daisuke (1549) | Won 2-0 | +211428 |
| 3sealed | 296 | Miyamoto, Hiroya (1863) | Lost 0-2 | -111417 |
| 4sealed | 417 | Tanaka, Rizumu (1610) | Lost 0-2 | -141403 |
| 5sealed | 856 | Shinohara, Gen 8933 (1504) | Won 2-0 | +201423 |
| 6sealed | 349 | Sakamoto, Masaaki (1510) | Lost 0-2 | -171406 |
| 7sealed | 587 | Shiina, Kento (1429) | Won 2-1 | +191425 |
| 8sealed | 432 | Moriya, Daisuke (1659) | Lost 0-2 | -141411 |
| top | average opponent: 1578record: 4-4 | new rating: 1411 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1420 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 325 | Kamiya, Kazuhiro (1473) | Lost 0-2 | -171403 |
| 2sealed | 823 | Uematsu, Tatsuya (1547) | Lost 1-2 | -161387 |
| top | average opponent: 1510record: 0-2 | new rating: 1387 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 435 | Nakashima, Shinnosuke (1419) | Won 2-0 | +181453 |
| 2standard | 512 | Asakura, Takumi (1414) | Lost 0-2 | -191434 |
| 3standard | 885 | Sano, Futoshi (1651) | Won 2-0 | +221456 |
| 4standard | 675 | Sakai, Hironori (1481) | Won 2-0 | +181474 |
| 5standard | 367 | Miyoshi, Tomohito (1399) | Lost 0-2 | -191455 |
| 6standard | 519 | Otsu, Takeshi (1485) | Lost 1-2 | -181437 |
| 7standard | 881 | Watanabe, Takeshi (1453) | Lost 0-2 | -171420 |
| top | average opponent: 1472record: 3-4 | new rating: 1420 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Leong, Sio Chi (1695) | Lost 0-2 | -131435 |
| top | record: 0-1 | new rating: 1435 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 148 | Goodo, Toshiyuki (1469) | Lost 0-2 | -191481 |
| 2sealed | 148 | Tsuda, Mineyuki (1651) | Lost 0-2 | -141467 |
| 3sealed | 148 | Machida, Naoki (1466) | Lost 0-2 | -191448 |
| top | average opponent: 1529record: 0-3 | new rating: 1448 | ||