Matsumura, Kentarou
Current rating: 1504
Record: 14-14
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 175 | Hashiguchi, Yuuko (1500) | Won 2-0 | +191496 |
| 2sealed | 149 | Satou, Tetsu (1518) | Lost 1-2 | -181478 |
| 3sealed | 487 | Isobe, Jyunichi (1518) | Won 2-1 | +191497 |
| 4sealed | 367 | Shoji, Kenta (1617) | Won 2-0 | +201517 |
| 5sealed | 160 | Watanabe, Yukitsugu (1526) | Lost 1-2 | -181499 |
| 6sealed | 239 | Miyawaki, Takayuki (1454) | Won 2-1 | +171516 |
| 7sealed | 127 | Oguma, Sho (1536) | Won 2-1 | +191535 |
| 8sealed | 115 | Asanuma, Hodaka (1567) | Lost 0-2 | -181517 |
| 9sealed | 139 | Wong, Nicholas Jonathan (1756) | Lost 0-2 | -131504 |
| top | average opponent: 1555record: 5-4 | new rating: 1504 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 772 | Nobori, Ryouta (1481) | Lost 0-2 | -191479 |
| 2legacy | 824 | Tsuji, Yoshihiro (1480) | Won 2-0 | +181497 |
| 3legacy | 825 | Akagi, Takaaki (1386) | Lost 0-2 | -201477 |
| top | average opponent: 1449record: 1-2 | new rating: 1477 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Okada, Kou (1518) | Won 2-1 | +181534 |
| 2sealed | 234 | Chin, Mouse (1467) | Lost 1-2 | -191515 |
| 3sealed | 390 | Koizumi, Mio (1502) | Won 2-0 | +181533 |
| 4sealed | 148 | Takakuwa, Minoru (1579) | Lost 0-2 | -171516 |
| 5sealed | 381 | Sato, Yuki3203 (1505) | Won 2-0 | +171533 |
| 6sealed | 237 | Minoshima, Takenori (1469) | Lost 1-2 | -191514 |
| 7sealed | 262 | Zhang, Paul (1506) | Won 2-0 | +181532 |
| 8sealed | 184 | Kawaguchi, Takashi (1534) | Lost 0-2 | -181514 |
| 9sealed | 168 | Inui, Takashi (1603) | Lost 0-2 | -161498 |
| top | average opponent: 1520record: 4-5 | new rating: 1498 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 31 | Lee, Jaejeong (1492) | Lost 1-2 | -181482 |
| 2sealed | 258 | Bae, Sanghoon (1395) | Won 2-0 | +161498 |
| 3sealed | 221 | Arai, Yuusuke (Aichi) (1487) | Lost 0-2 | -181480 |
| 4sealed | 376 | Teshima, Hisanori (1378) | Won 2-1 | +161496 |
| 5sealed | 318 | Iino, Ryuji (1563) | Won 2-0 | +191515 |
| 6sealed | 149 | Hirano, Yasuhisa (1521) | Won 2-1 | +191534 |
| 7sealed | 97 | Park, Bi-O (1565) | Lost 0-2 | -181516 |
| top | average opponent: 1486record: 4-3 | new rating: 1516 | ||