Okamura, Marei
Current rating: 1847 (#1213)
Record: 53-41-1 (GP) / 18-14 (professional)
Grand Prix Shizuoka 2017Grand Prix Kyoto 2017Grand Prix Chiba 2018Grand Prix Kyoto 2019Grand Prix Chiba 2019Grand Prix Nagoya 2019Grand Prix Nagoya 2020Regional Championships Aichi 2022Regional Championships Yokohama 2023Pro Tour March of the MachineRegional Championships Chiba 2023Pro Tour Lord of the RingsRegional Championships Aichi 2023
| Regional Championships Aichi 2023 (pioneer) | starting rating: 1811 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 86 | Shibata, Akira (1603) | Won 2-0 | +151826 |
| 2pioneer | 22 | Maruyama, Yuichiro (1526) | Lost 0-2 | -241802 |
| 3pioneer | 36 | Fujiyoshi, Manabu (1580) | Won 2-0 | +141816 |
| 4pioneer | 57 | Matsuda, Issei (1581) | Lost 1-2 | -221794 |
| 5pioneer | 65 | Murase, Hiroshi (1758) | Won 2-1 | +171811 |
| 6pioneer | 47 | Imai, Kenta (1669) | Won 2-0 | +161827 |
| 7pioneer | 34 | Saida, Toshihiro (1950) | Won 2-0 | +201847 |
| 8pioneer | 10 | Sawada, Tetsushi (1658) | Lost 1-2 | -211826 |
| 9pioneer | 26 | Usui, Haruki (1828) | Lost 0-2 | -181808 |
| 10pioneer | 27 | Woojin, Jee (1540) | Won 2-0 | +131821 |
| 11pioneer | 25 | Igarashi, Junpei (1601) | Won 2-0 | +141835 |
| 12pioneer | 24 | Matsuda, Hideyuki (1522) | Won 2-0 | +121847 |
| top | average opponent: 1651record: 8-4 | new rating: 1847 | ||
| Pro Tour Lord of the Rings (modern) | starting rating: 1744 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 125 | Budde, Kai (1987) | Won 2-1 | +221766 |
| 2draft | 56 | Mocelin, Pedro (1657) | Won 2-0 | +161782 |
| 3draft | 29 | Potter, Jack (1715) | Won 2-1 | +171799 |
| 4modern | 10 | Beardsley, Jake (1826) | Won 2-0 | +191818 |
| 5modern | 2 | Calcano, Christian (1950) | Lost 1-2 | -161802 |
| 6modern | 13 | Mo, Jiantao (1737) | Won 2-0 | +171819 |
| 7modern | 8 | Budde, Kai (2037) | Lost 0-2 | -141805 |
| 8modern | 20 | Eloranta, Joonas (2034) | Won 2-0 | +221827 |
| 9draft | 44 | Bohny, Nico (2056) | Won 2-1 | +221849 |
| 10draft | 23 | Garcia-Romo, Andy (1934) | Won 2-1 | +191868 |
| 11draft | 3 | Del Pivo, Marco (2019) | Won 2-1 | +211889 |
| 12modern | 2 | Dominguez, Javier (2203) | Lost 0-2 | -121877 |
| 13modern | 8 | Goddard, Sean (2081) | Lost 0-2 | -151862 |
| 14modern | 13 | Zilles, Brian (1689) | Lost 0-2 | -211841 |
| 15modern | 20 | Van Etten, Bart (2000) | Lost 0-2 | -151826 |
| 16modern | 22 | Jiang, Yiren (2003) | Lost 0-2 | -151811 |
| top | average opponent: 1933record: 9-7 | new rating: 1811 | ||
| Regional Championships Chiba 2023 (pioneer) | starting rating: 1783 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 41 | Takaba, Yuma (1500) | Won 2-1 | +131796 |
| 2pioneer | 16 | KUROSAWA, TAKUYA (1443) | Lost 1-2 | -241772 |
| 3pioneer | 66 | Kim, Jaehak (1506) | Won 2-1 | +131785 |
| 4pioneer | 42 | Lim, Junghun (1547) | Draw 1-1 | -41781 |
| 5pioneer | 36 | Lee, Joon Soo (1879) | Lost 1-2 | -161765 |
| 6pioneer | 58 | Tezuka, Takatomo (1600) | Lost 1-2 | -211744 |
| top | average opponent: 1579record: 2-3-1 | new rating: 1744 | ||
| Pro Tour March of the Machine (MOM standard) | starting rating: 1722 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 47 | Schlom, Christoph (1953) | Lost 1-2 | -141708 |
| 2draft | 94 | Tanner, Branden (1656) | Won 2-1 | +171725 |
| 3draft | 50 | Bursavich, Austin (2075) | Won 2-1 | +241749 |
| 4standard | 56 | Tamblyn, Mitchell (2051) | Won 2-0 | +231772 |
| 5standard | 63 | Mendoza, Norbie (1694) | Lost 1-2 | -191753 |
| 6standard | 29 | Mengucci, Andrea (1926) | Won 2-1 | +211774 |
| 7standard | 23 | Burchett, Autumn (1856) | Lost 1-2 | -161758 |
| 8standard | 53 | Zhang, Ben (1673) | Lost 1-2 | -201738 |
| 9draft | 72 | Glogowski, Piotr (2013) | Won 2-0 | +231761 |
| 10draft | 15 | Sulimovich, Guillermo (1671) | Won 2-1 | +161777 |
| 11draft | 16 | Harvey, Dominic (1862) | Won 2-0 | +201797 |
| 12standard | 17 | Van Etten, Bart (1964) | Lost 1-2 | -151782 |
| 13standard | 38 | Smith, Isaac (1798) | Won 2-1 | +181800 |
| 14standard | 32 | Tonole, Quinn (1795) | Lost 0-2 | -181782 |
| 15standard | 34 | Harane, Kenta (1950) | Lost 0-2 | -151767 |
| 16standard | 43 | Jakobovits, Julian (1670) | Won 2-0 | +161783 |
| top | average opponent: 1850record: 9-7 | new rating: 1783 | ||
| Regional Championships Yokohama 2023 (ONE standard) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 3 | Cho, Jae Seok (1651) | Won 2-1 | +181640 |
| 2standard | 31 | Hashimoto, Satoshi (1494) | Lost 1-2 | -201620 |
| 3standard | 60 | Kimura, Shunsuke (1548) | Lost 1-2 | -201600 |
| 4standard | 71 | Yamaguchi, Koutarou (1536) | Won 2-0 | +171617 |
| 5standard | 52 | Abe, Masaru (1545) | Won 2-0 | +171634 |
| 6standard | 37 | Hishida, Akinori (1457) | Won 2-0 | +151649 |
| 7standard | 23 | Hitachi, Kyle (1565) | Won 2-1 | +161665 |
| 8standard | 9 | Takahashi, Jun (1674) | Won 2-0 | +181683 |
| 9standard | 8 | Ishii, Taiyo (1600) | Won 2-0 | +171700 |
| 10standard | 3 | Yoshioka, Hideki (1614) | Won 2-1 | +161716 |
| 11standard | 3 | Usui, Haruki (1977) | Won 1-0 | +231739 |
| 12standard | 1 | Ozawa, Takeshi (2024) | ID | 01739 |
| Qstandard | Naitou, Keisuke (1788) | Lost 0-2 | -171722 | |
| top | average opponent: 1652record: 9-3-1 | new rating: 1722 | ||
| Regional Championships Aichi 2022 (pioneer) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 32 | Foo, Zhi Jie (1615) | Won 2-1 | +191575 |
| 2pioneer | 9 | Ishikawa, Hikaru (1543) | Lost 1-2 | -181557 |
| 3pioneer | 56 | Oka, Yosuke (1678) | Lost 0-2 | -161541 |
| 4pioneer | 61 | Kaga, Hiroyuki (1520) | Won 2-1 | +181559 |
| 5pioneer | 61 | Fujiyoshi, Manabu (1596) | Won 2-1 | +181577 |
| 6pioneer | 25 | Matsumura, Toshikazu (1592) | Won 2-1 | +181595 |
| 7pioneer | 29 | Noine, Kazuhiro (1900) | ID | 01595 |
| 8pioneer | 23 | Suzuki, Hayao (1518) | Won 2-0 | +171612 |
| 9pioneer | 14 | Kondo, Koki (1571) | Won 2-1 | +171629 |
| 10pioneer | 9 | Ikawa, Yoshihiko (1964) | Lost 0-2 | -121617 |
| 11pioneer | 15 | Park, Geon-Wook (1708) | Won 2-1 | +201637 |
| 12pioneer | 10 | Kamo, Riki (1802) | Lost 1-2 | -151622 |
| top | average opponent: 1667record: 7-4-1 | new rating: 1622 | ||
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 302 | Maki, Kazunori (1665) | Won 2-0 | +201549 |
| 3pioneer | 3 | Saito, Tomoya (1628) | Lost 0-2 | -161533 |
| 4pioneer | 552 | Oyaizu, Keigo (1475) | Won 2-1 | +171550 |
| 5pioneer | 304 | Kawamata, Daisuke (1605) | Won 2-0 | +191569 |
| 6pioneer | 130 | Takano, Shota (1691) | Lost 1-2 | -161553 |
| 7pioneer | 208 | Kihara, Yasuyuki (1566) | Won 2-0 | +181571 |
| 8pioneer | 219 | Hiroi, Genki (1735) | Lost 0-2 | -151556 |
| top | average opponent: 1624record: 4-3 | new rating: 1556 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 186 | Yokoyama, Takaya (1545) | Lost 1-2 | -191549 |
| 3standard | 701 | Inoue, Hiroki (1483) | Won 2-0 | +171566 |
| 4standard | 480 | Kageyama, Taiki (1417) | Lost 0-2 | -201546 |
| 5standard | 503 | Hosomi, Manato (1502) | Won 2-1 | +171563 |
| 6standard | 535 | Lu, Pengjie (1662) | Lost 1-2 | -161547 |
| 7standard | 433 | Hida, Yoshinori (1564) | Lost 1-2 | -181529 |
| top | average opponent: 1529record: 2-4 | new rating: 1529 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 241 | Hasegawa, Shinsuke (1491) | Won 2-1 | +181481 |
| 3sealed | 181 | Hayashi, Nobuaki (1532) | Won 2-0 | +191500 |
| 4sealed | 139 | Z, Dominic (2023) | Lost 1-2 | -91491 |
| 5sealed | 249 | Muto, Shogo (1534) | Lost 0-2 | -171474 |
| 6sealed | 632 | Takahashi, Satoshi (1590) | Won 2-1 | +201494 |
| 7sealed | 280 | Urase, Ryosuke (1818) | Won 2-1 | +241518 |
| 8sealed | 274 | Konishi, Shiho (1553) | Won 2-1 | +181536 |
| 9sealed | 187 | Inoue, Hiroyuki0875 (1759) | Won 2-1 | +221558 |
| 10draft | 33 | Sakamoto, Akihito (1594) | Won 2-0 | +191577 |
| 11draft | 80 | Yamada, Takuya (1663) | Lost 0-2 | -161561 |
| 12draft | 80 | Takahashi, Osamu (1631) | Won 2-0 | +191580 |
| 13draft | 156 | Kusunoki, Yuki (1725) | Lost 0-2 | -161564 |
| 14draft | 99 | Hirata, Kosuke (1624) | Won 2-1 | +201584 |
| 15draft | 55 | Okamura, Ryoma (1715) | Lost 1-2 | -161568 |
| top | average opponent: 1661record: 9-5 | new rating: 1568 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 270 | Ohara, Wataru (1421) | Lost 0-2 | -201505 |
| 2standard | 602 | Higashi, Yuusuke (1378) | Lost 1-2 | -211484 |
| 3standard | 875 | Saka, Yusuke (1488) | Lost 1-2 | -171467 |
| 4standard | 962 | Nakazawa, Koutarou (1263) | Won 2-1 | +141481 |
| 5standard | 860 | Suezawa, Hiroshi (1483) | Lost 1-2 | -181463 |
| top | average opponent: 1407record: 1-4 | new rating: 1463 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 33 | Niwa, Yuta (1500) | Won 2-0 | +171542 |
| 2sealed | 3 | Takahashi, Masamichi (1500) | Lost 1-2 | -181524 |
| 3sealed | 694 | Watanabe, Akira (1498) | Won 2-1 | +171541 |
| 4sealed | 351 | Iwahashi, Hiroki (1693) | Lost 1-2 | -151526 |
| 5sealed | 661 | Sato, Kimihiko (1564) | Won 2-1 | +191545 |
| 6sealed | 660 | Sasaki, Kensuke (1438) | Lost 1-2 | -201525 |
| top | average opponent: 1532record: 3-3 | new rating: 1525 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 445 | Koshimoto, Kazuki (1385) | Won 2-1 | +161500 |
| 2sealed | 277 | Hirayama, Atsushi (1754) | Won 2-0 | +231523 |
| 3sealed | 343 | Kamizono, Naoki (1825) | Lost 0-2 | -131510 |
| 4sealed | 428 | Portaro, Alessandro (1757) | Won 2-1 | +231533 |
| 5sealed | 387 | McNamara, Hugh (1583) | Won 2-0 | +181551 |
| 6sealed | 164 | Hirasawa, Daisuke (1633) | Lost 0-2 | -161535 |
| 7sealed | 347 | Motomura, Naoki (1544) | Lost 0-2 | -181517 |
| 8sealed | 415 | Uchino, Jun (1603) | Won 2-0 | +201537 |
| 9sealed | 303 | Shenhar, Shahar (1886) | Lost 0-2 | -121525 |
| top | average opponent: 1663record: 5-4 | new rating: 1525 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 34 | Nishigchi, Hideki (1489) | Won 2-0 | +181518 |
| 2standard | 85 | Mizutani, Yosuke (1713) | Lost 0-2 | -151503 |
| 3standard | 1021 | Aihara, Shogaku (1604) | Lost 0-2 | -161487 |
| 4standard | 1046 | Itou, Motoki (1646) | Won 2-1 | +211508 |
| 5standard | 1017 | Noguchi, Hiromasa (1292) | Lost 1-2 | -221486 |
| 6standard | 879 | Masui, Norioki (1396) | Won 2-1 | +171503 |
| 7standard | 825 | Matsumura, Hideyuki (1478) | Lost 0-2 | -191484 |
| top | average opponent: 1517record: 3-4 | new rating: 1484 | ||