Yamakabe, Syun
Current rating: 1487
Record: 7-8
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 402 | Hato, Ryo (1516) | Lost 1-2 | -181482 |
| 3legacy | 773 | Shibuya, Hikaru (1477) | Won 2-1 | +181500 |
| 4legacy | 703 | Yamada, Takashi (1609) | Won 2-0 | +201520 |
| 5legacy | 257 | Tezuka, Yuuki (1617) | Lost 0-2 | -161504 |
| 6legacy | 717 | Ji, Kanghyun (1522) | Won 2-0 | +181522 |
| 7legacy | 304 | Nakamura, Yuya (1576) | Lost 1-2 | -171505 |
| 8legacy | 616 | Kouki, Nakao (1522) | Won 2-0 | +181523 |
| 9legacy | 304 | Harada, Ken (1541) | Won 2-0 | +181541 |
| 10legacy | 210 | Takenaka, Susumu (1414) | Lost 1-2 | -201521 |
| 11legacy | 351 | Iitsuka, Yuuki (1617) | Lost 1-2 | -161505 |
| 12legacy | 310 | Saito, Gaku (1518) | Lost 0-2 | -181487 |
| average opponent: 1539record: 5-6 | new rating: 1487 | |||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 261 | Taniguchi, Hironobu (1461) | Lost 0-2 | -191481 |
| 3sealed | 439 | Hoshina, Ryousuke (1465) | Won 2-1 | +181499 |
| 4sealed | 167 | Koike, Tomoyuki (1516) | Won 2-1 | +181517 |
| 5sealed | 141 | Nonaka, Harufumi (1532) | Lost 0-2 | -171500 |
| average opponent: 1494record: 2-2 | new rating: 1500 | |||