Miyagawa, Takahiro
Current rating: 1468
Record: 5-8-1
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 376 | Takashima, Daisuke (1518) | Won 2-0 | +201465 |
| 2sealed | 418 | Yoshida, Goh (1475) | Won 2-0 | +181483 |
| 3sealed | 421 | Zhu, David (1619) | Lost 1-2 | -161467 |
| 4sealed | 504 | Kamizono, Naoki (1733) | Lost 0-2 | -131454 |
| 5sealed | 613 | Matsuda, Takuya (1498) | Won 2-1 | +191473 |
| 6sealed | 411 | Hamasaki, Masayuki (1540) | Won 2-1 | +191492 |
| 7sealed | 314 | Je, Sungeun (1990) | Lost 0-2 | -101482 |
| 8sealed | 420 | Wachi, Shinya (1681) | Lost 1-2 | -141468 |
| average opponent: 1632record: 4-4 | new rating: 1468 | |||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 672 | Yoshida, Yutaka (1500) | Lost 1-2 | -181482 |
| 2sealed | 996 | Nakajima, Shota (1486) | Lost 0-2 | -181464 |
| 3sealed | 1104 | Brown, Joel (1464) | Won 2-0 | +181482 |
| 4sealed | 1116 | Sato, Osamu (1485) | Lost 0-2 | -181464 |
| 5sealed | 1056 | Yamazaki, Shinpei (1413) | Draw 1-1 | -11463 |
| 6sealed | 998 | Hagiwara, Satoshi (1463) | Lost 1-2 | -181445 |
| average opponent: 1469record: 1-4-1 | new rating: 1445 | |||