Kuroiwa, Hiroki
Current rating: 1586
Record: 8-4
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 284 | Ogasawara, Yuu (1454) | Lost 1-2 | -191481 |
| 3sealed | 770 | Komada, Shun (1605) | Won 2-0 | +201501 |
| 4sealed | 396 | Suzuki, Fumito (1518) | Lost 0-2 | -171484 |
| 5sealed | 734 | Kojima, Yoshifumi (1514) | Won 2-1 | +181502 |
| 6sealed | 636 | Oldekamp, Ulf (1448) | Won 2-0 | +171519 |
| 7sealed | 435 | Takeda, Shota (1322) | Won 2-0 | +151534 |
| 8sealed | 261 | Kaneko, Masayuki (1701) | Won 2-0 | +211555 |
| 9sealed | 88 | Mizutani, Naoto (1671) | Won 2-0 | +201575 |
| 10draft | 38 | Huruta, Syuuhei (1557) | Won 2-0 | +181593 |
| 11draft | 123 | Yokoi, Masaki (1723) | Won 2-0 | +201613 |
| 12draft | 122 | Kudo, Koichi (1760) | Lost 1-2 | -151598 |
| 13draft | 108 | Fujimura, Kazuaki (1944) | Lost 1-2 | -121586 |
| average opponent: 1601record: 8-4 | new rating: 1586 | |||