Ishii, Tomoya
Current rating: 1609
Record: 10-5
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 732 | Tagi, Tessei (1578) | Won 2-1 | +191519 |
| 2legacy | 162 | Saito, Fumiya (1526) | Won 2-0 | +191538 |
| 3legacy | 385 | Saegusa, Nobuyuki (1536) | Lost 1-2 | -181520 |
| 4legacy | 512 | Kuramoti, Syou (1560) | Won 2-1 | +181538 |
| 5legacy | 217 | Wang, Guanyi (1600) | Won 2-1 | +191557 |
| 6legacy | 145 | Nakatani, Shinji (1782) | Won 2-0 | +221579 |
| 7legacy | 60 | Sano, Takumi (1478) | Won 2-0 | +171596 |
| 8legacy | 57 | Takamura, Kazuki (1510) | Won 2-0 | +161612 |
| 9legacy | 54 | Kim, Sang-eun (1858) | Lost 1-2 | -141598 |
| 10legacy | 73 | Chee, Cristerson (1561) | Won 2-0 | +181616 |
| 11legacy | 59 | Mizuguchi, Kiyoshi (1602) | Won 2-1 | +171633 |
| 12legacy | 24 | Garcia, Marlon (1776) | Won 2-1 | +211654 |
| 13legacy | 11 | Calderon, Andrew (1898) | Lost 0-2 | -141640 |
| 14legacy | 46 | Holtmann, Niklas (1681) | Lost 0-2 | -171623 |
| 15legacy | 90 | Huang, Hao-Shan (1856) | Lost 0-2 | -141609 |
| average opponent: 1653record: 10-5 | new rating: 1609 | |||