Hayase, Kai
Current rating: 1515
Record: 5-4
| Grand Prix Kobe 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 666 | Taniyama, Takaaki (1521) | Lost 0-2 | -181482 |
| 2modern | 674 | Iwatou, Kodai (1461) | Lost 0-2 | -181464 |
| 3modern | 1223 | Tanaka, Masami (1456) | Won 2-0 | +181482 |
| 4modern | 994 | Kashima, Yuuki (1481) | Lost 0-2 | -181464 |
| 5modern | 1240 | Harada, Yasuhiro (1400) | Won 2-1 | +171481 |
| 6modern | 952 | Takahashi, Masato 0722 (1458) | Won 2-1 | +171498 |
| 7modern | 816 | Takahashi, Daichi (1487) | Won 2-1 | +181516 |
| 8modern | 743 | Murata, Hiroaki (1492) | Lost 0-2 | -181498 |
| 9modern | 639 | Amano, Makoto (1446) | Won 2-1 | +171515 |
| average opponent: 1467record: 5-4 | new rating: 1515 | |||