Yamazaki, Yuuki (Kanagawa)
Current rating: 1545
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 694 | Yamaguchi, Hiroshi (Fukui) (1523) | Lost 1-2 | -181490 |
| 3sealed | 785 | Mitsunda, Eiji (1500) | Won 2-0 | +191509 |
| 4sealed | 768 | Okabayashi, Masanao (1541) | Won 2-1 | +181527 |
| 5sealed | 646 | Lou, Violet (1524) | Lost 1-2 | -181509 |
| 6sealed | 738 | Endo, Yusuke (1485) | Won 2-0 | +181527 |
| 7sealed | 646 | Hashizume, Nobuyuki (1564) | Won 2-0 | +181545 |
| 8sealed | 595 | Takizawa, Shunya (1476) | Won 2-1 | +171562 |
| 9sealed | 528 | Chanboonyawat, Prapruet (1630) | Lost 0-2 | -171545 |
| top | average opponent: 1530record: 5-3 | new rating: 1545 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 331 | Naito, Kakeru (1482) | Won 2-1 | +171559 |
| 2sealed | 246 | Yagawa, Masataka (1521) | Lost 1-2 | -181541 |
| 3sealed | 278 | Kinebuchi, Shouta (1498) | Won 2-1 | +171558 |
| 4sealed | 282 | Sato, Shinya (1541) | Lost 1-2 | -181540 |
| 5sealed | 242 | Andou, Koutarou (1685) | Lost 0-2 | -161524 |
| 6sealed | 335 | Ueki, Yoshinori (1629) | Lost 0-2 | -161508 |
| top | average opponent: 1559record: 2-4 | new rating: 1508 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 70 | Nishihara, Hiroki (1626) | Won 2-0 | +201520 |
| 3modern | 134 | Koyanagi, Takashi (1597) | Lost 0-2 | -161504 |
| 4modern | 254 | Oikawa, Masafumi (1442) | Won 2-0 | +171521 |
| 5modern | 223 | Shoji, Tatsuro (1559) | Won 2-0 | +181539 |
| 6modern | 111 | Nakamura, Yusuke (1719) | Lost 1-2 | -141525 |
| 7modern | 142 | Fujii, Masahiro (1549) | Won 2-1 | +181543 |
| 8modern | 152 | Uehara, Jin (1457) | Lost 1-2 | -201523 |
| 9modern | 158 | Okamoto, Satoshi (1578) | Won 2-1 | +191542 |
| top | average opponent: 1566record: 5-3 | new rating: 1542 | ||