Miyagawa, Shintarou
Current rating: 1432
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 134 | Tachibana, Korechika (1423) | Won 2-0 | +171480 |
| 2standard | 429 | Bingye, Ai (1530) | Won 2-0 | +191499 |
| 3standard | 645 | Nakada, Ryo (1694) | Lost 1-2 | -141485 |
| 4standard | 772 | Kitajima, Ryoko (1468) | Lost 1-2 | -191466 |
| 5standard | 982 | Berry, Alex (1538) | Lost 1-2 | -161450 |
| 6standard | 1033 | Fujimoto, Naoya (1480) | Lost 1-2 | -181432 |
| top | average opponent: 1522record: 2-4 | new rating: 1432 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 957 | Nakamura, Akihiro (1406) | Lost 1-2 | -191479 |
| 2standard | 1160 | Abe, Tooru (1459) | Lost 1-2 | -191460 |
| 3standard | 1446 | Honkawa, Ryouma (1464) | Won 2-1 | +181478 |
| 4standard | 1482 | Ohnishi, Jyunpei (1614) | Lost 1-2 | -151463 |
| 5standard | 1378 | Hiraoka, Airo (1463) | Won 2-0 | +181481 |
| 6standard | 1157 | Nakamura, Daiken (1485) | Lost 0-2 | -181463 |
| top | average opponent: 1482record: 2-4 | new rating: 1463 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 436 | Kimura, Ryotaro (1500) | Draw 1-1 | 01500 |
| 2sealed | 309 | Matsuoka, Kenshi (1466) | Lost 0-2 | -191481 |
| 3sealed | 513 | Maeda, Shoko (1431) | Won 2-1 | +171498 |
| 4sealed | 383 | Tamura, Daisuke (1497) | Draw 1-1 | 01498 |
| top | average opponent: 1473record: 1-1-2 | new rating: 1498 | ||