Ishiida, Keita
Current rating: 1502
Record: 5-5-1
| Grand Prix Kobe 2017 (modern) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 42 | Yoshimura, Genki (1616) | Won 2-1 | +211486 |
| 2modern | 268 | Sonoda, Takayuki (1422) | Draw 1-1 | -11485 |
| 3modern | 695 | Hirose, Daichi (1292) | Won 2-0 | +141499 |
| 4modern | 350 | Shimizu, Keisuke (1503) | Lost 1-2 | -181481 |
| 5modern | 632 | Motegi, Kentaro (1519) | Won 2-0 | +191500 |
| 6modern | 405 | Zhou, Lei (1563) | Won 2-1 | +191519 |
| 7modern | 257 | Yokomizo, Gouki (1554) | Lost 1-2 | -171502 |
| average opponent: 1496record: 4-2-1 | new rating: 1502 | |||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 742 | Kitakaze, Asuka (1496) | Won 2-0 | +181518 |
| 2modern | 935 | Kajikawa, Masaki (1483) | Lost 0-2 | -191499 |
| 3modern | 1054 | Suzuki, Shoya (1500) | Lost 0-2 | -181481 |
| 4modern | 1203 | Samson, Kurt (1580) | Lost 1-2 | -161465 |
| average opponent: 1515record: 1-3 | new rating: 1465 | |||