Iwase, Ryuta
Current rating: 1440
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1015 | Ochi, Takushi (1449) | Lost 0-2 | -191461 |
| 2sealed | 1293 | Kawahara, Taku (1299) | Lost 1-2 | -211440 |
| top | average opponent: 1374record: 0-2 | new rating: 1440 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 895 | Kitamura, Takuya (1481) | Lost 0-2 | -181481 |
| 2sealed | 935 | Miyoshi, Tomohito (1485) | Won 2-1 | +181499 |
| 3sealed | 905 | Gutsche, Lennart (1448) | Draw 1-1 | -11498 |
| 4sealed | 941 | Rutter, Jp (1500) | Draw 1-1 | 01498 |
| 5sealed | 999 | Ganbe, Masumi (1482) | Lost 0-2 | -181480 |
| top | average opponent: 1479record: 1-2-2 | new rating: 1480 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 155 | Yoshihara, Shinji (1464) | Won 2-1 | +171517 |
| 2standard | 163 | Arai, Yuusuke (1500) | Lost 1-2 | -181499 |
| 3standard | 258 | Kato, Akinori (1534) | Won 2-0 | +191518 |
| 4standard | 222 | Ikeda, Takumi (1507) | Won 2-1 | +171535 |
| 5standard | 116 | Oomiya, Kenta (1505) | Lost 0-2 | -181517 |
| 6standard | 231 | Takasawa, Yuuki (1537) | Lost 0-2 | -181499 |
| top | average opponent: 1508record: 3-3 | new rating: 1499 | ||