Sugai, Hiroshi
Current rating: 1381
Record: 0-7
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1434 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 267 | Inoue, Yuta (1480) | Lost 0-2 | -171417 |
| 2pioneer | 551 | Yamaguchi, Takahiro (1331) | Lost 0-2 | -191398 |
| 3pioneer | 772 | Fumitoshi, Kuno (1467) | Lost 1-2 | -171381 |
| average opponent: 1426record: 0-3 | new rating: 1381 | |||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 234 | Sakamoto, Ryuta (1500) | Lost 1-2 | -181482 |
| 2sealed | 733 | Machida, Takahiro (1709) | Lost 1-2 | -141468 |
| 3sealed | 1077 | Ohtsu, Minami (1528) | Lost 1-2 | -171451 |
| 4sealed | 1030 | Arce, Aaron (1511) | Lost 0-2 | -171434 |
| average opponent: 1562record: 0-4 | new rating: 1434 | |||