Nishina, Akihiko
Current rating: 1487
Record: 7-8-1
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 471 | Yamada, Takahiro (1402) | Lost 1-2 | -191445 |
| 2standard | 745 | Nonaka, Shunma (1482) | Won 2-1 | +191464 |
| 3standard | 636 | Takenaka, Takumi (1689) | Won 2-1 | +221486 |
| 4standard | 525 | Ojima, Toshiaki (1411) | Lost 0-2 | -201466 |
| 5standard | 651 | Matsushima, Toshikazu (1483) | Lost 1-2 | -171449 |
| 6standard | 826 | Furuichi, Takenori (1505) | Won 2-0 | +191468 |
| 7standard | 653 | Sumii, Hiroyuki (1498) | Draw 1-1 | 01468 |
| 8standard | 621 | Makoto, Mituduka (1492) | Won 2-1 | +191487 |
| average opponent: 1495record: 4-3-1 | new rating: 1487 | |||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 121 | Ookura, Yasuhiro (1500) | Lost 1-2 | -181482 |
| 2sealed | 692 | Kitagawa, Yusuke (1480) | Lost 0-2 | -181464 |
| 3sealed | 1087 | Itou, Kuninosuke (1380) | Won 2-1 | +161480 |
| 4sealed | 897 | Nagano, Masahiro (1484) | Lost 1-2 | -181462 |
| 5sealed | 947 | Okamura, Takumi (1465) | Lost 1-2 | -171445 |
| 6sealed | 872 | Iwata, Seiya (1434) | Won 2-1 | +171462 |
| 7sealed | 722 | Okada, Hajime (1366) | Won 2-0 | +171479 |
| 8sealed | 571 | Zhang, Hongqiang (1678) | Lost 0-2 | -151464 |
| average opponent: 1473record: 3-5 | new rating: 1464 | |||