Miyashita, Kazuya
Current rating: 1420
Record: 5-10-1
| Grand Prix Yokohama 2019 (modern) | starting rating: 1424 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 48 | Okamoto, Masahiro4209 (1524) | Won 2-1 | +201444 |
| 2modern | 162 | Kobayashi, Shigeyuki (1502) | Won 2-1 | +191463 |
| 3modern | 456 | Mutou, Masaya (1658) | Lost 0-2 | -151448 |
| 4modern | 700 | Takashima, Kosuke (1527) | Draw 1-1 | +21450 |
| 5modern | 533 | Komaki, Shota (1404) | Lost 1-2 | -191431 |
| 6modern | 740 | Takesue, Chikara (1718) | Lost 1-2 | -131418 |
| 7modern | 736 | Naka, Yuuji (1482) | Lost 1-2 | -171401 |
| 8modern | 667 | Sarashino, Takeshi (1414) | Won 2-0 | +191420 |
| average opponent: 1529record: 3-4-1 | new rating: 1420 | |||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 67 | Wada, Kouji (1500) | Lost 1-2 | -181482 |
| 2legacy | 405 | Shamoto, Takumi (1392) | Won 2-1 | +161498 |
| 3legacy | 396 | Watanabe, Tomonari (1366) | Lost 0-2 | -201478 |
| 4legacy | 558 | Numa, Keiji (1486) | Won 2-1 | +181496 |
| 5legacy | 391 | Minezaki, Yuuya (1501) | Lost 0-2 | -181478 |
| 6legacy | 460 | Mitani, Kento (1478) | Lost 0-2 | -181460 |
| 7legacy | 476 | Kawakami, Yuuta (1445) | Lost 0-2 | -181442 |
| 8legacy | 424 | Shuhara, Yuuki (1446) | Lost 0-2 | -181424 |
| average opponent: 1452record: 2-6 | new rating: 1424 | |||