Sakata, Akira
Current rating: 1481
Record: 6-7
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 388 | Yamamoto, Ryousuke (1474) | Won 2-1 | +171525 |
| 2standard | 53 | Ishikawa, Takuma (1316) | Lost 1-2 | -211504 |
| 3standard | 985 | Terai, Shinnosuke (1469) | Won 2-0 | +171521 |
| 4standard | 541 | Ueda, Tadahiko (1535) | Lost 0-2 | -181503 |
| 5standard | 655 | Otsu, Takeshi (1466) | Lost 0-2 | -181485 |
| 6standard | 966 | Furuya, Satoshi (1207) | Won 2-0 | +131498 |
| 7standard | 759 | Inagaki, Yukihiro (1593) | Lost 0-2 | -171481 |
| average opponent: 1437record: 3-4 | new rating: 1481 | |||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 55 | Takeda, Takamichi (1566) | Won 2-0 | +191519 |
| 2modern | 152 | Matsuyama, Satoshi (1693) | Won 2-0 | +211540 |
| 3modern | 227 | Kawaguchi, Takashi (1587) | Lost 1-2 | -171523 |
| 4modern | 190 | Tabata, Yuusuke (1579) | Lost 0-2 | -171506 |
| 5modern | 560 | Sugaya, Takeshi (1501) | Won 2-0 | +181524 |
| 6modern | 263 | Itou, Kouei (1626) | Lost 0-2 | -161508 |
| average opponent: 1592record: 3-3 | new rating: 1508 | |||