Miyanaga, Yukihiro
Current rating: 1487
Record: 2-3
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 87 | Takayama, Junichi (1500) | Lost 0-2 | -181482 |
| 2sealed | 548 | Hirokawa, Tatsuya 1725 (1501) | Won 2-1 | +181500 |
| 3sealed | 843 | Choi, Kiho (1613) | Won 2-1 | +201520 |
| 4sealed | 409 | Wu, Mingshuai (1622) | Lost 1-2 | -161504 |
| 5sealed | 803 | Yoshida, Masafumi (1534) | Lost 0-2 | -171487 |
| average opponent: 1554record: 2-3 | new rating: 1487 | |||