Nagano, Masahiro
Current rating: 1539
Record: 9-7
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 544 | Kurihara, Mitsuaki (1548) | Won 2-1 | +191558 |
| 2sealed | 298 | Nakamura, Akira (1562) | Lost 0-2 | -181540 |
| 3sealed | 608 | Konta, Takumi (1512) | Won 2-0 | +171557 |
| 4sealed | 542 | Yotsumoto, Yuki (1891) | Lost 0-2 | -121545 |
| 5sealed | 793 | Yamano, Tatsuto (1306) | Won 2-0 | +141559 |
| 6sealed | 561 | Miyata, Yuuya (1626) | Won 2-1 | +191578 |
| 7sealed | 422 | Sumi, Kango (1575) | Lost 0-2 | -181560 |
| 8sealed | 458 | Tsujii, Shoichi (1414) | Lost 0-2 | -211539 |
| average opponent: 1554record: 4-4 | new rating: 1539 | |||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 684 | Tezuka, Yuuki (1548) | Lost 0-2 | -171483 |
| 2sealed | 750 | Iwaide, Yoshitaka (1509) | Lost 0-2 | -181465 |
| 3sealed | 1092 | Kaneko, Junpei (1497) | Won 2-1 | +191484 |
| 4sealed | 897 | Nishina, Akihiko (1480) | Won 2-1 | +181502 |
| 5sealed | 848 | Ohashi, Gaku (1607) | Won 2-1 | +201522 |
| 6sealed | 655 | Endo, Akiteru (1568) | Won 2-1 | +191541 |
| 7sealed | 343 | Tazawa, Kazuho (1550) | Lost 0-2 | -181523 |
| 8sealed | 366 | Kakimoto, Yuki (1449) | Won 2-1 | +161539 |
| average opponent: 1526record: 5-3 | new rating: 1539 | |||