Shirakawa, Takumi
Current rating: 1501
Record: 5-5-1
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 495 | Takamatsu, Masahiro (1367) | Lost 0-2 | -201464 |
| 2standard | 809 | Otaki, Masashi (1427) | Won 2-1 | +171481 |
| 3standard | 749 | Mizuno, Tatsurou (1500) | Lost 1-2 | -181463 |
| 4standard | 1016 | Takeuchi, Akinari (1559) | Won 2-0 | +201483 |
| 5standard | 948 | Ishigami, Nobuhide (1417) | Won 2-1 | +171500 |
| 6standard | 688 | Iidaka, Takahiro (1484) | Won 2-1 | +171517 |
| 7standard | 490 | Yao, Xiwei (1577) | Lost 0-2 | -161501 |
| average opponent: 1476record: 4-3 | new rating: 1501 | |||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 258 | Kato, Akinobu (1500) | Won 2-1 | +181518 |
| 2standard | 3 | Endo, Jun'Ichi (1750) | Lost 0-2 | -141504 |
| 3standard | 792 | Hanaoka, Hiroaki (1372) | Draw 1-1 | -21502 |
| 4standard | 848 | Kabashima, Takuya (1497) | Lost 1-2 | -181484 |
| average opponent: 1530record: 1-2-1 | new rating: 1484 | |||