Nagata, Kouki
Current rating: 1591
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 283 | Matsui, Tatsuyoshi (1540) | Won 2-0 | +171599 |
| 3standard | 75 | Shibata, Yuuki (1573) | Won 2-1 | +171616 |
| 4standard | 64 | Abe, Masahide (1395) | Won 2-1 | +141630 |
| 5standard | 106 | Kamo, Keisuke (1633) | Lost 0-2 | -181612 |
| 6standard | 164 | Okuyama, Sanshirou (1529) | Won 2-0 | +171629 |
| 7standard | 132 | Lyu, Yande (1644) | Lost 1-2 | -181611 |
| 8standard | 197 | Wada, Yuusaku (1501) | Lost 0-2 | -201591 |
| top | average opponent: 1545record: 4-3 | new rating: 1591 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 278 | Aida, Yasuki (1560) | Won 2-0 | +181565 |
| 2standard | 468 | Kasahara, Takuya (1583) | Lost 1-2 | -181547 |
| 3standard | 678 | Murakami, Ryo (1467) | Lost 0-2 | -191528 |
| 4standard | 909 | Takakuwa, Minoru (1506) | Won 2-1 | +171545 |
| 5standard | 857 | Saito, Yohei (1535) | Won 2-0 | +181563 |
| 6standard | 640 | Kumagai, Riku (1868) | Lost 0-2 | -131550 |
| 7standard | 699 | Miura, Haku (1442) | Won 2-1 | +171567 |
| 8standard | 482 | Hasegawa, Atusi (1402) | Won 2-1 | +151582 |
| top | average opponent: 1545record: 5-3 | new rating: 1582 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 682 | Yoshimura, Genki (1622) | Lost 0-2 | -161484 |
| 2sealed | 815 | Li, Zhexi (1392) | Won 2-1 | +171501 |
| 3sealed | 875 | Shimura, Seiji (1494) | Won 2-0 | +171518 |
| 4sealed | 616 | Murakami, Akinori (1591) | Lost 0-2 | -161502 |
| 5sealed | 587 | Takeuchi, Hiroto (1556) | Won 2-1 | +191521 |
| 6sealed | 705 | Yamada, Yoshiaki (1525) | Won 2-1 | +181539 |
| 7sealed | 482 | Bai, Ming (1703) | Won 2-0 | +211560 |
| 8sealed | 207 | Morikawa, Taichi (1829) | Lost 0-2 | -131547 |
| top | average opponent: 1589record: 5-3 | new rating: 1547 | ||