Matsumoto, Kazuma 9174
Current rating: 1619
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1630 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 85 | Heuser, Marius (1955) | Lost 1-2 | -121618 |
| 4sealed | 447 | Noguchi, Takeshi (1443) | Won 2-1 | +151633 |
| 5sealed | 319 | Oonishi, Ryuuhei (1647) | Lost 0-2 | -181615 |
| 6sealed | 495 | Matsumura, Takehiko (1540) | Won 2-1 | +171632 |
| 7sealed | 243 | Shibata, Toru (1594) | Lost 1-2 | -191613 |
| 8sealed | 463 | Igeta, Hirofumi (1545) | Won 2-0 | +171630 |
| 9sealed | 388 | Noge, Hayata (1619) | Won 2-1 | +181648 |
| 10draft | 82 | Satou, Hiroki (1500) | Won 2-0 | +151663 |
| 11draft | 160 | Sugiura, Hiroki (1649) | Lost 0-2 | -181645 |
| 12draft | 212 | Saitou, Ryuuga (1909) | Lost 1-2 | -141631 |
| 13draft | 266 | Miyake, Kyohei (1958) | Lost 0-2 | -121619 |
| top | average opponent: 1669record: 5-6 | new rating: 1619 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 308 | Ogyu, Yoshiyuki (1379) | Won 2-0 | +141608 |
| 4modern | 124 | Okada, Yuki 4232 (1684) | Won 2-1 | +201628 |
| 5modern | 124 | Yamamoto, Masafumi (1747) | Won 2-0 | +201648 |
| 6modern | 73 | Noine, Kazuhiro (1711) | Lost 1-2 | -171631 |
| 7modern | 119 | Oginuma, Kiichi (1543) | Won 2-1 | +161647 |
| 8modern | 90 | Yoshii, Takumi (1600) | Won 2-1 | +171664 |
| 9modern | 13 | Yoshida, Shotaro (1536) | Lost 0-2 | -201644 |
| 10modern | 96 | Kamo, Riki (1863) | Won 2-0 | +221666 |
| 11modern | 35 | Takahashi, Yuto (1627) | Lost 0-2 | -191647 |
| 12modern | 190 | Takagi, Takeshi (1698) | Lost 1-2 | -171630 |
| top | average opponent: 1639record: 6-4 | new rating: 1630 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 27 | Schiber, Christopher (1600) | Won 2-1 | +201520 |
| 3legacy | 580 | Rogers, Matthew (1932) | Won 2-1 | +251545 |
| 4legacy | 235 | Fujita, Toshihide (1513) | Won 2-0 | +171562 |
| 5legacy | 66 | Nomura, Hiroshi (1534) | Won 2-0 | +181580 |
| 6legacy | 3 | Sakitani, Jyunya (1590) | Won 2-1 | +181598 |
| 7legacy | 14 | Ozaki, Keita (1581) | Lost 0-2 | -181580 |
| 8legacy | 89 | Andou, Masahito (1615) | Won 2-0 | +181598 |
| 9legacy | 66 | Nakagawa, Tango (1590) | Lost 0-2 | -181580 |
| 10legacy | 129 | Fujita, Osamu (1833) | Won 2-1 | +231603 |
| 11legacy | 79 | Robb, Justin (1714) | Lost 1-2 | -161587 |
| 12legacy | 147 | De Silva, Aaron (1528) | Won 2-0 | +171604 |
| 13legacy | 51 | Sakuma, Koki (1577) | Won 2-0 | +171621 |
| 14legacy | 60 | Fujimura, Kazuaki (1884) | Lost 1-2 | -131608 |
| 15legacy | 64 | Yasuda, Masayuki (1839) | Lost 1-2 | -141594 |
| top | average opponent: 1666record: 9-5 | new rating: 1594 | ||