Shibazaki, Toma
Current rating: 1433
Record: 2-6
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 365 | Fujii, Mikiya (1423) | Lost 1-2 | -191443 |
| 2standard | 913 | Yoon, SooHan (1706) | Won 2-1 | +221465 |
| 3standard | 840 | Han, Xi (1635) | Lost 1-2 | -141451 |
| 4standard | 994 | Miyanokoshi, Yasuyuki (1463) | Lost 0-2 | -181433 |
| average opponent: 1557record: 1-3 | new rating: 1433 | |||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 186 | Kumazaki, Ken (1444) | Lost 0-2 | -191481 |
| 2standard | 787 | Wakamatsu, Shutaroh (1484) | Won 2-0 | +181499 |
| 3standard | 833 | Sakata, Atsushi (1444) | Lost 0-2 | -191480 |
| 4standard | 981 | Koide, Yukua (1451) | Lost 1-2 | -181462 |
| average opponent: 1456record: 1-3 | new rating: 1462 | |||