Matumoto, Yoshitaka
Current rating: 1662
Record: 35-21-2
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1664 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 261 | Yamagiwa, Yuji (1514) | Won 2-1 | +161680 |
| 2pioneer | 165 | Kim, Chang-Hoi (1627) | Won 2-0 | +171697 |
| 3pioneer | 120 | Mimido, Ryuji (1544) | Lost 1-2 | -211676 |
| 4pioneer | 496 | Shiraishi, Shinji (1299) | Won 2-0 | +111687 |
| 5pioneer | 250 | Ishikawa, Kenya (1533) | Won 2-0 | +151702 |
| 6pioneer | 83 | Matsushima, Yuki (1485) | Lost 1-2 | -211681 |
| 7pioneer | 231 | Seo, Kenta (1671) | Lost 0-2 | -191662 |
| top | average opponent: 1525record: 4-3 | new rating: 1662 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1650 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 260 | Kawai, Yoshihiro8128 (1510) | Won 2-0 | +161666 |
| 2modern | 130 | Watanabe, Tsukasa (1480) | Won 2-0 | +141680 |
| 3modern | 526 | Tokairin, Taishi (1465) | Lost 0-2 | -221658 |
| 4modern | 540 | Terawaki, Koji (1545) | Won 2-1 | +161674 |
| 5modern | 395 | Kawamura, Naoki (1457) | Won 2-1 | +141688 |
| 6modern | 169 | Ehara, Kouta (1615) | Lost 0-2 | -191669 |
| 7modern | 274 | Matsuda, Kenji (1522) | Won 2-1 | +151684 |
| 8modern | 256 | Tasugi, Keigo (1570) | Lost 1-2 | -201664 |
| top | average opponent: 1520record: 5-3 | new rating: 1664 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1671 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 581 | Otani, Kodai (1485) | Won 2-0 | +151686 |
| 2standard | 550 | Taniguchi, Hironobu (1497) | Lost 1-2 | -211665 |
| 3standard | 883 | Kuroyanagi, Hirohito (1309) | Won 2-1 | +111676 |
| 4standard | 537 | Nakatani, Hiroki (1412) | Draw 1-1 | -41672 |
| 5standard | 597 | Kawai, Yoshihiro8128 (1465) | Lost 0-2 | -221650 |
| top | average opponent: 1434record: 2-2-1 | new rating: 1650 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1666 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 798 | Murata, Atsushi (1619) | Won 2-0 | +171683 |
| 2sealed | 321 | Okano, Toshiya (1758) | Won 2-0 | +191702 |
| 3sealed | 201 | Furihara, Kazuki (1341) | Won 2-0 | +121714 |
| 4sealed | 254 | Shimizu, Ryouta (1541) | Won 2-1 | +151729 |
| 5sealed | 80 | Henmi, Ryuji (1573) | Lost 0-2 | -211708 |
| 6sealed | 103 | Nakata, Tomoya (1525) | Lost 0-2 | -211687 |
| 7sealed | 238 | Kobayashi, Tatsuumi (1844) | Lost 0-2 | -161671 |
| top | average opponent: 1600record: 4-3 | new rating: 1671 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1635 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 60 | Inoue, Reiichi (1546) | Draw 1-1 | -21633 |
| 2sealed | 542 | Takenouchi, Hiroshi (1500) | Won 2-0 | +161649 |
| 3sealed | 544 | Li, Tai-Wei (1517) | Won 2-0 | +151664 |
| 4sealed | 316 | Hagihara, Shota (1531) | Won 2-0 | +161680 |
| 5sealed | 153 | Molesch, Max (1907) | Won 2-1 | +221702 |
| 6sealed | 77 | Nisii, Tatsuya (1713) | Lost 1-2 | -181684 |
| 7sealed | 216 | Okumura, Noriaki (1651) | Lost 1-2 | -181666 |
| 8sealed | 392 | Nakada, Ryo (1609) | Won 2-1 | +171683 |
| 9sealed | 266 | Morison, Kyle (1746) | Lost 1-2 | -171666 |
| top | average opponent: 1636record: 5-3-1 | new rating: 1666 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1676 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 546 | Higashida, Tetsuaki (1573) | Won 2-0 | +161692 |
| 2modern | 576 | Kakimoto, Yuki (1398) | Lost 1-2 | -231669 |
| 3modern | 948 | Wada, Yousuke (1667) | Lost 1-2 | -181651 |
| 4modern | 1170 | Ueki, Junichi (1359) | Lost 1-2 | -231628 |
| 5modern | 1217 | Eathorne, Katelyn (1465) | Won 2-1 | +151643 |
| 6modern | 1087 | Sakurai, Atsushi (1354) | Won 2-1 | +131656 |
| 7modern | 963 | Nishida, Masahiro (1498) | Lost 0-2 | -211635 |
| top | average opponent: 1474record: 3-4 | new rating: 1635 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 101 | Nakajima, Syuro (1419) | Won 2-0 | +171517 |
| 2sealed | 21 | Aida, Kazuki (1462) | Won 2-1 | +171534 |
| 3sealed | 272 | Inoue, Kota (1399) | Lost 0-2 | -211513 |
| 4sealed | 472 | Oikawa, Ryusuke (1632) | Won 2-0 | +201533 |
| 5sealed | 176 | Ganbe, Masumi (1522) | Won 2-0 | +181551 |
| 6sealed | 169 | Ishida, Shoichi (1548) | Won 2-0 | +181569 |
| 7sealed | 50 | Zheng, Peiyuan (1590) | Won 2-0 | +181587 |
| 8sealed | 55 | Brazil, Isaac (1551) | Lost 0-2 | -181569 |
| 9sealed | 109 | Higaki, Takao (1874) | Won 2-0 | +231592 |
| 10draft | 116 | Mashima, Mitsuharu (1853) | Won 2-0 | +231615 |
| 11draft | 115 | Kadota, Shinichi (1683) | Won 2-1 | +191634 |
| 12draft | 25 | Oonishi, Ryuuhei (1608) | Lost 0-2 | -181616 |
| 13draft | 261 | Horikoshi, Takayuki (1706) | Won 2-0 | +191635 |
| 14draft | 270 | Kawasaki, Keita (1929) | Won 2-0 | +231658 |
| 15draft | 70 | Yamato, Tsuguyoshi (1630) | Won 2-1 | +181676 |
| top | average opponent: 1627record: 12-3 | new rating: 1676 | ||