Ishikawa, Daiki
Current rating: 1436
Record: 5-9
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 29 | Osada, Shinichi (1435) | Won 2-1 | +181483 |
| 2standard | 455 | Sano, Takumi (1379) | Lost 1-2 | -201463 |
| 3standard | 744 | Hirosawa, Takuya (1519) | Lost 0-2 | -171446 |
| 4standard | 824 | Fusegi, Takanori (1440) | Won 2-1 | +181464 |
| 5standard | 743 | Saruta, Katsumi (1682) | Won 2-0 | +221486 |
| 6standard | 455 | Yamazaki, Masami (1515) | Lost 0-2 | -181468 |
| 7standard | 473 | Inoue, Takuto (1531) | Lost 0-2 | -171451 |
| 8standard | 520 | Tanaka, Yuichi (1597) | Lost 0-2 | -151436 |
| average opponent: 1512record: 3-5 | new rating: 1436 | |||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 521 | Kida, Masashi (1484) | Won 2-1 | +181518 |
| 2legacy | 59 | Suzuki, Shouta (1698) | Lost 0-2 | -151503 |
| 3legacy | 697 | Kobayashi, Tomoki (1483) | Lost 0-2 | -181485 |
| 4legacy | 899 | Oohara, Masahumi (1453) | Lost 0-2 | -191466 |
| 5legacy | 1067 | Aoi, Masashi (1402) | Won 2-0 | +171483 |
| 6legacy | 982 | Ninomiya, Souta (1513) | Lost 1-2 | -181465 |
| average opponent: 1506record: 2-4 | new rating: 1465 | |||