Iwamasa, Shinya
Current rating: 1516
Record: 5-4
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 681 | Hosoda, Daiki (1509) | Won 2-0 | +181518 |
| 2legacy | 555 | Kotuji, Ryou (1518) | Won 2-1 | +181536 |
| 3legacy | 626 | Nishio, Yoshihiro (1430) | Lost 0-2 | -201516 |
| 4legacy | 640 | Moriya, Takeshi (1503) | Won 2-0 | +181534 |
| 5legacy | 615 | Kudo, Koichi (1674) | Lost 1-2 | -151519 |
| 6legacy | 729 | Watanabe, Keisuke (1516) | Won 2-1 | +181537 |
| 7legacy | 586 | Mizuno, Soichiro (1496) | Won 2-0 | +171554 |
| 8legacy | 556 | Tago, Daisuke (1512) | Lost 1-2 | -191535 |
| 9legacy | 648 | Iwase, Hirokazu (1491) | Lost 0-2 | -191516 |
| average opponent: 1517record: 5-4 | new rating: 1516 | |||