Matsuzaki, Akihiro
Current rating: 1399
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 961 | Fukuoka, Sou (1494) | Won 2-0 | +191449 |
| 2sealed | 684 | Kameyama, Shingo (1517) | Lost 1-2 | -161433 |
| 3sealed | 948 | Yamada, Tsutomu (1512) | Lost 0-2 | -171416 |
| 4sealed | 1058 | Isigaki, Nobuyuki (1483) | Lost 0-2 | -171399 |
| top | average opponent: 1501record: 1-3 | new rating: 1399 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 257 | Ninagawa, Hidetoshi (1500) | Won 2-1 | +191464 |
| 2sealed | 43 | Yasuda, Seita (1622) | Lost 0-2 | -151449 |
| 3sealed | 304 | Fujikuma, Satoshi (1431) | Lost 1-2 | -191430 |
| top | average opponent: 1517record: 1-2 | new rating: 1430 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 176 | Hattori, Yutaka (1432) | Lost 1-2 | -191481 |
| 2standard | 271 | Andou, Shuusuke (1480) | Lost 0-2 | -181463 |
| 3standard | 404 | Kamata, Toshihiko (1465) | Lost 0-2 | -181445 |
| top | average opponent: 1459record: 0-3 | new rating: 1445 | ||