Yamamoto, Masaki 1920
Current rating: 1513
Record: 4-3-1
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 416 | Suzuki, Takahisa (1254) | Won 2-0 | +141514 |
| 2legacy | 273 | Shibahara, Shohei (1518) | Lost 1-2 | -181496 |
| 3legacy | 458 | Tatebe, Takayuki (1446) | Won 2-1 | +171513 |
| 4legacy | 425 | Kobayashi, Jotaro (1705) | Lost 0-2 | -151498 |
| 5legacy | 348 | Kusunoki, Yuu (1500) | Draw 1-1 | 01498 |
| 6legacy | 415 | Fukano, Tatsuya (1502) | Won 2-0 | +181516 |
| 7legacy | 300 | Kouyama, Ryu (1460) | Won 2-0 | +171533 |
| 8legacy | 199 | Tsutsumi, Yukihiro (1416) | Lost 0-2 | -201513 |
| average opponent: 1475record: 4-3-1 | new rating: 1513 | |||