Sugawara, Hideto
Current rating: 1388
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 496 | Lai, Xian-Zhi (1499) | Won 2-0 | +191414 |
| 2legacy | 31 | Irie, Shun (1457) | Won 2-0 | +191433 |
| 3legacy | 133 | Biaggi, Andrea (1616) | Lost 1-2 | -141419 |
| 4legacy | 236 | Takano, Shigeki (1658) | Lost 0-2 | -141405 |
| 5legacy | 364 | Sawada, Rui (1482) | Lost 0-2 | -171388 |
| top | average opponent: 1543record: 2-3 | new rating: 1388 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 394 | Sawasato, Yuuki (1583) | Lost 0-2 | -161464 |
| 2legacy | 737 | Sato, Yousuke (1481) | Lost 1-2 | -181446 |
| 3legacy | 1060 | de Jesus, Lauren (1464) | Lost 0-2 | -171429 |
| 4legacy | 1152 | Shirai, Yuuki (1511) | Lost 0-2 | -171412 |
| 5legacy | 1120 | Kimura, Tetsuya (1429) | Lost 1-2 | -171395 |
| top | average opponent: 1494record: 0-5 | new rating: 1395 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1351 | Akase, Yosuke (1379) | Won 2-0 | +161516 |
| 2sealed | 1149 | Nguyen, Michael (1558) | Lost 1-2 | -171499 |
| 3sealed | 1101 | Inui, Takahiro (1502) | Lost 1-2 | -181481 |
| 4sealed | 1190 | Akiyama, Noritake (1484) | Won 2-0 | +181499 |
| 5sealed | 1149 | Hosokawa, Shun'ya (1476) | Lost 0-2 | -191480 |
| top | average opponent: 1480record: 2-3 | new rating: 1480 | ||