Yamazaki, Yuki (Nagano)
Current rating: 1519
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 561 | Arahori, Kazuaki (1527) | Won 2-1 | +181537 |
| 3sealed | 506 | Kim, Taehyoung (1500) | Won 2-1 | +171554 |
| 4sealed | 511 | Takahashi, Kei (1637) | Won 2-0 | +201574 |
| 5sealed | 516 | Kasuga, Ryosuke (1561) | Lost 1-2 | -191555 |
| 6sealed | 607 | Lim, Jeongmuk (1550) | Lost 1-2 | -181537 |
| 7sealed | 627 | Ito, Jun (1537) | Lost 0-2 | -181519 |
| top | average opponent: 1552record: 3-3 | new rating: 1519 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 197 | Masukado, Kenta (1447) | Won 2-0 | +161535 |
| 3sealed | 132 | Oikawa, Hakudou (1515) | Lost 1-2 | -181517 |
| 4sealed | 304 | Hoshi, Kazuto (1607) | Won 2-0 | +201537 |
| 5sealed | 150 | Wentao, Qi (1575) | Lost 0-2 | -181519 |
| 6sealed | 250 | Muramatsu, Ryou (1499) | Won 2-0 | +181537 |
| 7sealed | 212 | Koyama, Masashi (1524) | Lost 0-2 | -181519 |
| top | average opponent: 1528record: 3-3 | new rating: 1519 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 379 | Tabuchi, Youichi (1473) | Won 2-0 | +181518 |
| 3modern | 157 | Tamura, Youhei (1500) | Lost 0-2 | -191499 |
| 4modern | 267 | Ichikawa, Norikazu (1594) | Lost 1-2 | -161483 |
| 5modern | 456 | Shigaki, Tomoya (1469) | Lost 0-2 | -181465 |
| 6modern | 496 | Matsumoto, Kazuo (1451) | Draw 1-1 | -11464 |
| 7modern | 424 | Sunakawa, Keiji (1481) | Won 2-0 | +191483 |
| 8modern | 320 | Mochizuki, Tomohiro (1479) | Won 2-1 | +181501 |
| 9modern | 226 | Tanaka, Yosuke (1500) | Won 2-1 | +181519 |
| top | average opponent: 1493record: 4-3-1 | new rating: 1519 | ||