Yamaha, Yasuhiro
Current rating: 1409
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 184 | Sugita, Toshio (1500) | Won 2-1 | +191432 |
| 2standard | 72 | Nabeshima, Kennosuke (1517) | Won 2-0 | +201452 |
| 3standard | 200 | Fujimoto, Shun (1634) | Lost 0-2 | -151437 |
| 4standard | 518 | Matsuyama, Ryousuke (1728) | Lost 0-2 | -131424 |
| 5standard | 693 | Sasaki, Kensuke (1544) | Lost 0-2 | -151409 |
| top | average opponent: 1584record: 2-3 | new rating: 1409 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 247 | Niwano, Yuhei (1500) | Lost 0-2 | -171462 |
| 2standard | 864 | Katou, Youdai (1550) | Won 2-0 | +191481 |
| 3standard | 789 | Kurata, Kazuyoshi (1492) | Lost 0-2 | -171464 |
| 4standard | 926 | Kieu Khanh Linh, Le (1475) | Lost 0-2 | -181446 |
| 5standard | 935 | Sato, Motohiko (1673) | Lost 1-2 | -141432 |
| 6standard | 911 | Yanagisawa, Makoto (1370) | Lost 0-2 | -191413 |
| top | average opponent: 1510record: 1-5 | new rating: 1413 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 365 | Suzuki, Towa (1408) | Lost 0-2 | -201480 |
| 2modern | 734 | Wada, Kouji (1482) | Lost 0-2 | -181462 |
| 3modern | 1298 | Ishiduka, Katuya (1367) | Won 2-1 | +171479 |
| 4modern | 1146 | Teramoto, Tsubasa (1444) | Lost 0-2 | -191460 |
| 5modern | 1239 | Kobayashi, Takeru (1435) | Won 2-1 | +181478 |
| 6modern | 875 | Takatsuka, Yuuki (1578) | Won 2-1 | +191497 |
| 7modern | 655 | Sano, Kouki (1502) | Lost 1-2 | -181479 |
| top | average opponent: 1459record: 3-4 | new rating: 1479 | ||