Yamazaki, Masakazu
Current rating: 1367
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1379 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 712 | Otsuka, Tomohito (1677) | Lost 0-2 | -121367 |
| top | record: 0-1 | new rating: 1367 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2183 | Kaneko, Junpei (1481) | Lost 1-2 | -181428 |
| 2sealed | 2306 | Endo, Nobutaka (1482) | Lost 0-2 | -171411 |
| 3sealed | 2475 | Satou, Toshiki (1462) | Lost 1-2 | -171394 |
| 4sealed | 2434 | Iriki, Ryou (1560) | Lost 1-2 | -151379 |
| top | average opponent: 1496record: 0-4 | new rating: 1379 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 631 | Kawamorita, Yoshiyuki (1500) | Lost 0-2 | -181482 |
| 2sealed | 1044 | Yamada, Tsutomu (1530) | Won 2-1 | +191501 |
| 3sealed | 993 | Watanabe, Ryouta (1470) | Lost 0-2 | -191482 |
| 4sealed | 1073 | Naraya, Takaaki (1444) | Lost 0-2 | -181464 |
| 5sealed | 1008 | Gen, Takatoshi (1469) | Lost 1-2 | -181446 |
| top | average opponent: 1483record: 1-4 | new rating: 1446 | ||