Nakaizumi, Kazuya
Current rating: 1437
Record: 2-6
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 279 | Boss, Matt (1611) | Lost 0-2 | -151431 |
| 2sealed | 821 | Iwata, Ryoji (1362) | Won 2-1 | +161447 |
| 3sealed | 622 | Fukumoto, Hiroaki (1647) | Lost 0-2 | -141433 |
| 4sealed | 973 | Hakoda, Ryo (1488) | Won 2-1 | +191452 |
| 5sealed | 716 | Fujimori, Masayoshi (1605) | Lost 0-2 | -151437 |
| average opponent: 1543record: 2-3 | new rating: 1437 | |||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2129 | Sakai, Daichi (1500) | Lost 1-2 | -181482 |
| 2sealed | 2285 | Konishi, Eigo (1449) | Lost 1-2 | -191463 |
| 3sealed | 2432 | Sasaki, Masaru (1470) | Lost 1-2 | -171446 |
| average opponent: 1473record: 0-3 | new rating: 1446 | |||