Yasuda, Hisashi
Current rating: 1524
Record: 7-6
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 553 | Takahashi, Hyouri (1500) | Lost 1-2 | -191540 |
| 2sealed | 727 | Itsukushima, Shun (1561) | Won 2-1 | +191559 |
| 3sealed | 712 | Naitou, Keisuke (1645) | Lost 1-2 | -171542 |
| 4sealed | 989 | Kuramoto, Hiroki (1528) | Lost 0-2 | -181524 |
| average opponent: 1559record: 1-3 | new rating: 1524 | |||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 427 | Takao, Naoki (1500) | Won 2-0 | +181518 |
| 2sealed | 2 | Sakaguchi, Hiroshi (1315) | Lost 0-2 | -221496 |
| 3sealed | 607 | Aota, Hidekazu (1498) | Won 2-1 | +181514 |
| 4sealed | 701 | Okuda, Masateru (1569) | Won 2-1 | +191533 |
| 5sealed | 474 | Ueda, Ryo (1621) | Won 2-1 | +201553 |
| 6sealed | 82 | Hitomi, Masaaki (1690) | Won 2-1 | +201573 |
| 7sealed | 186 | Kasahara, Koichi (1521) | Won 2-0 | +171590 |
| 8sealed | 51 | Morotome, Ken (1855) | Lost 0-2 | -131577 |
| 9sealed | 170 | Fukushima, Hiromoto (1583) | Lost 0-2 | -181559 |
| average opponent: 1572record: 6-3 | new rating: 1559 | |||