Yamashiro, Wataru
Current rating: 1445
Record: 1-4
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 95 | Hirose, Naoki (1526) | Won 2-1 | +181518 |
| 2sealed | 577 | Yasuda, Kazuki (1360) | Lost 0-2 | -201498 |
| 3sealed | 544 | Sezume, Akihiro (1461) | Lost 0-2 | -191479 |
| 4sealed | 891 | Iwasaki, Masayuki (1559) | Lost 0-2 | -171462 |
| 5sealed | 975 | Hamano, Kouhei (1479) | Lost 1-2 | -171445 |
| average opponent: 1477record: 1-4 | new rating: 1445 | |||