Nagata, Kazuya
Current rating: 1417
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 845 | Izumida, Takuma (1429) | Lost 1-2 | -181433 |
| 2sealed | 938 | Sakuragi, Shinsuke (1482) | Won 2-0 | +191452 |
| 3sealed | 882 | Imai, Yuta (1500) | Lost 1-2 | -171435 |
| 4sealed | 994 | Saitou, Akikazu (1481) | Lost 0-2 | -181417 |
| top | average opponent: 1473record: 1-3 | new rating: 1417 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 9 | Hasegawa, Kazunari (1486) | Lost 0-2 | -171447 |
| 2sealed | 342 | Naka, Yoshihiro (1568) | Won 2-0 | +201467 |
| 3sealed | 318 | Tada, Masayuu (1389) | Lost 1-2 | -191448 |
| 4sealed | 319 | Kikuchi, Shou (1547) | Won 2-0 | +191467 |
| 5sealed | 230 | Ichikawa, Norikazu (1575) | Lost 0-2 | -161451 |
| top | average opponent: 1513record: 2-3 | new rating: 1451 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 3 | Miura, Yasuhiro (1500) | Lost 0-2 | -181482 |
| 2standard | 314 | Iwanaga, Kohei (1489) | Won 2-0 | +181500 |
| 3standard | 215 | Fukunaga, Keisuke (1531) | Lost 0-2 | -171483 |
| 4standard | 372 | Hayashi, Masashi (1463) | Lost 0-2 | -191464 |
| top | average opponent: 1496record: 1-3 | new rating: 1464 | ||