Ishigaki, Kiyotaka
Current rating: 1487
Record: 3-4
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 108 | Nanba, Yoshinori (1502) | Lost 0-2 | -181482 |
| 2standard | 887 | Yahiro, Kenji (1481) | Won 2-1 | +181500 |
| 3standard | 848 | Nakamura, Kouki (1397) | Won 2-0 | +161516 |
| 4standard | 753 | Fukumoto, Hiroaki (1676) | Lost 0-2 | -151501 |
| 5standard | 761 | Yasuhara, Seito (1539) | Lost 1-2 | -171484 |
| 6standard | 1066 | Hara, Yusuke (1690) | Won 2-0 | +211505 |
| 7standard | 912 | Ohtsuka, Youhei (1470) | Lost 0-2 | -181487 |
| average opponent: 1536record: 3-4 | new rating: 1487 | |||