Ooi, Masaki
Current rating: 1491
Record: 66-72-1 (GP) / 3-4 (professional)
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
| Players Tour Nagoya 2020 (pioneer) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 46 | Yamane, Naoto (1810) | Won 2-1 | +241505 |
| 2draft | 25 | Wakita, Tomoyuki (1739) | Won 2-1 | +221527 |
| 3draft | 62 | Utsunomiya, Takumi (1889) | Lost 0-2 | -121515 |
| 4pioneer | 44 | Matsuda, Yuki (1507) | Lost 1-2 | -181497 |
| 5pioneer | 58 | Yasooka, Shota (2022) | Lost 1-2 | -91488 |
| 6pioneer | 51 | Choi, Minsu (1539) | Won 2-0 | +191507 |
| 7pioneer | 40 | Nicholson, Matthew [NZL] (1656) | Lost 0-2 | -161491 |
| top | average opponent: 1737record: 3-4 | new rating: 1491 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 346 | Karatsu, Yoshifumi (1629) | Won 2-1 | +211494 |
| 4standard | 133 | Mizumoto, Hirotaka (1608) | Won 2-1 | +201514 |
| 5standard | 95 | Nakayama, Munetoshi (1489) | Lost 1-2 | -191495 |
| 6standard | 113 | Watanabe, Shouichi (1663) | Lost 1-2 | -151480 |
| 7standard | 321 | Watanabe, Kenji6956 (1534) | Won 2-1 | +191499 |
| 8standard | 243 | Kato, Wataru (1467) | Lost 1-2 | -181481 |
| top | average opponent: 1565record: 3-3 | new rating: 1481 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 379 | Tedori, Kota (1646) | Won 2-1 | +211480 |
| 4sealed | 127 | Fukushima, Ryo (1588) | Lost 0-2 | -161464 |
| 5sealed | 458 | Yokoi, Takuya (1626) | Lost 1-2 | -151449 |
| 6sealed | 461 | Ma, Junjie (1509) | Won 2-0 | +191468 |
| 7sealed | 419 | Shibata, Takeshi (1602) | Won 2-0 | +201488 |
| 8sealed | 134 | Tanaka, Kento (1625) | Lost 0-2 | -151473 |
| top | average opponent: 1599record: 3-3 | new rating: 1473 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1467 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 35 | Arai, Yuuki (1496) | Lost 0-2 | -181449 |
| 4modern | 742 | Tokuyama, Yoshihiko (1710) | Lost 0-2 | -131436 |
| 5modern | 922 | Aoki, Takeyuki (1448) | Won 2-1 | +181454 |
| 6modern | 687 | Yamada, Takuya (1615) | Won 2-0 | +211475 |
| 7modern | 512 | Kondo, Shohei (1575) | Lost 0-2 | -161459 |
| top | average opponent: 1569record: 2-3 | new rating: 1459 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 112 | Murayama, Kyohei (1530) | Lost 1-2 | -171453 |
| 4standard | 521 | Satoshi, Shiota (1523) | Won 2-0 | +191472 |
| 5standard | 450 | Kasahara, Takuya (1632) | Won 2-1 | +211493 |
| 6standard | 213 | Asahara, Akira (1977) | Lost 0-2 | -101483 |
| 7standard | 420 | Usuzawa, Yuuki (1551) | Lost 1-2 | -161467 |
| top | average opponent: 1643record: 2-3 | new rating: 1467 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 181 | Matsuda, Yuki (1539) | Lost 0-2 | -181489 |
| 4standard | 615 | Takahashi, Koji (1433) | Lost 0-2 | -191470 |
| 5standard | 791 | Tsubouchi, Yuichi (1417) | Won 2-1 | +171487 |
| 6standard | 570 | Mimura, Takeshi (1519) | Lost 0-2 | -171470 |
| top | average opponent: 1477record: 1-3 | new rating: 1470 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 437 | Kondo, Shogo (1610) | Won 2-1 | +201535 |
| 3sealed | 253 | Xu, Siying (1629) | Lost 0-2 | -161519 |
| 4sealed | 294 | Nakaso, Kouji (1587) | Lost 1-2 | -171502 |
| 5sealed | 538 | Fujii, Yuusaku (1410) | Won 2-0 | +161518 |
| 6sealed | 616 | Murase, Hiroshi (1739) | Won 2-0 | +221540 |
| 7sealed | 484 | Ji, Zihao (1764) | Lost 0-2 | -141526 |
| 8sealed | 422 | Tashima, Kenji (1435) | Lost 1-2 | -191507 |
| top | average opponent: 1596record: 3-4 | new rating: 1507 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 226 | Saito, Daichi (1588) | Won 2-1 | +191547 |
| 4sealed | 270 | Dahl, Tina (1590) | Lost 0-2 | -171530 |
| 5sealed | 361 | Watanabe, Yoshifumi (1506) | Won 2-1 | +181548 |
| 6sealed | 125 | Fukaya, Yuta (1407) | Won 2-0 | +151563 |
| 7sealed | 112 | Nozaki, Taiki (1529) | Lost 0-2 | -181545 |
| 8sealed | 323 | Calcano, Christian (1914) | Lost 1-2 | -121533 |
| 9sealed | 350 | Kozu, Yu (1554) | Lost 0-2 | -181515 |
| top | average opponent: 1584record: 3-4 | new rating: 1515 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1605 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 251 | Liao, Tung (1500) | Lost 0-2 | -201585 |
| 4modern | 492 | Takao, Akinao (1549) | Lost 0-2 | -181567 |
| 5modern | 790 | Kudo, Amiru (1430) | Lost 0-2 | -211546 |
| 6modern | 982 | Kato, Satoshi (1561) | Lost 1-2 | -181528 |
| top | average opponent: 1510record: 0-4 | new rating: 1528 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1635 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 608 | Jinno, Kaname (1501) | Won 2-0 | +151650 |
| 4standard | 204 | Maki, Shuuichirou (1533) | Lost 0-2 | -201630 |
| 5standard | 270 | Arai, Yuusuke3019 (1530) | Lost 0-2 | -201610 |
| 6standard | 805 | Yuasa, Masaki (1620) | Lost 0-2 | -181592 |
| 7standard | 917 | Furukawa, Jun (1501) | Won 2-1 | +171609 |
| 8standard | 588 | Nishimura, Koichi (1473) | Won 2-0 | +151624 |
| 9standard | 383 | Aoyama, Mizuki (1560) | Lost 0-2 | -191605 |
| top | average opponent: 1531record: 3-4 | new rating: 1605 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1652 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 83 | Yamaji, Shunichi (1624) | Won 2-1 | +181670 |
| 4standard | 183 | Sashida, Tomoro (1563) | Lost 1-2 | -201650 |
| 5standard | 309 | Date, Hiroshi (1681) | Won 2-1 | +181668 |
| 6standard | 301 | Fujiwara, Ryoji (1445) | Lost 0-2 | -221646 |
| 7standard | 601 | Itou, Kenta (1552) | Won 2-0 | +171663 |
| 8standard | 243 | Iwakura, Tatsuro (1736) | Won 2-1 | +191682 |
| 9standard | 255 | Katou, Youdai (1574) | Lost 1-2 | -201662 |
| 10standard | 457 | Takano, Hayato (1603) | Won 2-0 | +171679 |
| 11standard | 166 | Jinno, Kaname (1358) | Lost 1-2 | -241655 |
| 12standard | 275 | Morota, Jun (1558) | Lost 0-2 | -191636 |
| 13standard | 319 | Kimonji, Hiroki (1668) | Won 2-1 | +181654 |
| 14standard | 259 | Watanabe, Kyohei (1567) | Lost 1-2 | -191635 |
| top | average opponent: 1577record: 6-6 | new rating: 1635 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1588 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 160 | Yanase, Kaname (1597) | Won 2-1 | +191607 |
| 4sealed | 259 | Kagami, Takuya (1566) | Lost 1-2 | -191588 |
| 5sealed | 317 | Hattori, Kazuki (1692) | Won 2-0 | +201608 |
| 6sealed | 241 | Hamada, Junji (1592) | Won 2-1 | +171625 |
| 7sealed | 143 | Krieger, Philipp (1670) | Won 2-1 | +191644 |
| 8sealed | 84 | Niwa, Toshiharu (1579) | Lost 0-2 | -191625 |
| 9sealed | 213 | Koyama, Kenta (1818) | Won 2-1 | +221647 |
| 10draft | 22 | Isurugi, Hideyuki (1636) | Lost 0-2 | -191628 |
| 11draft | 21 | Tanaka, Akira (1771) | Lost 0-2 | -151613 |
| 12draft | 20 | Ikebata, Ryou (1651) | Won 2-0 | +191632 |
| 13draft | 270 | Kudo, Koichi (1762) | Lost 1-2 | -161616 |
| 14draft | 252 | Hori, Masataka (1654) | Won 2-1 | +191635 |
| 15draft | 84 | Isurugi, Hideyuki (1619) | Won 2-0 | +171652 |
| top | average opponent: 1662record: 8-5 | new rating: 1652 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 503 | Miyake, Yoshio (1558) | Won 2-1 | +181570 |
| 4standard | 279 | Lin, Shih Feng (1640) | Lost 0-2 | -171553 |
| 5standard | 285 | Iwasaki, Junya (1517) | Won 2-0 | +171570 |
| 6standard | 89 | Tamura, Ryo (1829) | Won 2-0 | +231593 |
| 7standard | 58 | Nakamura, Sara (1548) | Won 2-1 | +171610 |
| 8standard | 26 | Fujioka, Naoya (1586) | Won 2-1 | +181628 |
| 9standard | 51 | Fujimoto, Yosuke (1752) | Won 2-0 | +201648 |
| 10standard | 31 | Matousek, Pavel (1886) | Lost 0-2 | -141634 |
| 11standard | 57 | Gao, Tan (1777) | Won 2-1 | +211655 |
| 12standard | 47 | Iwamoto, Nobuyuki (1807) | Lost 1-2 | -161639 |
| 13standard | 70 | Yamaoka, Nobuyuki (1626) | Lost 0-2 | -181621 |
| 14standard | 101 | Nakanishi, Yutaka (1557) | Lost 0-2 | -191602 |
| 15standard | 94 | Nakamichi, Daisuke (1842) | Lost 1-2 | -141588 |
| top | average opponent: 1687record: 7-6 | new rating: 1588 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 219 | Nihei, Naoya (1520) | Lost 1-2 | -191575 |
| 4sealed | 183 | Ueda, Tadahiko (1338) | Lost 1-2 | -221553 |
| 5sealed | 378 | Satou, Genki (1471) | Won 2-0 | +161569 |
| 6sealed | 165 | Koizumi, Takashi (1585) | Lost 1-2 | -171552 |
| top | average opponent: 1479record: 1-3 | new rating: 1552 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 799 | Takahashi, Akira (1610) | Won 2-0 | +201550 |
| 4sealed | 700 | Kinugasa, Satoshi (1749) | Won 2-1 | +211571 |
| 5sealed | 627 | Hasegawa, Yuuhei (1527) | Lost 0-2 | -181553 |
| 6sealed | 702 | Yokoyama, Itaru (1594) | Lost 0-2 | -181535 |
| 7sealed | 709 | Moriya, Erika (1551) | Won 2-0 | +191554 |
| 8sealed | 689 | Yasuda, Seita (1581) | Won 2-0 | +181572 |
| 9sealed | 654 | Sano, Daiki (1597) | Won 2-1 | +191591 |
| 10draft | 51 | Itakura, Toshiyuki (1596) | Lost 0-2 | -181573 |
| 11draft | 21 | Nagase, Hirofumi (1499) | Won 2-0 | +161589 |
| 12draft | 76 | Tanaka, Kimitaka (1644) | Won 2-0 | +191608 |
| 13draft | 114 | Tsukagoshi, Tadaki (1787) | Won 2-0 | +221630 |
| 14draft | 7 | Yang, Jun-mo (1648) | Lost 0-2 | -181612 |
| 15draft | 64 | Iwase, Akira (1633) | Lost 0-2 | -181594 |
| top | average opponent: 1617record: 8-5 | new rating: 1594 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 12 | Nitta, Shuuhei (1448) | Won 2-0 | +161560 |
| 4modern | 37 | Invernizzi, Marc (1687) | Lost 0-2 | -161544 |
| 5modern | 130 | Mizue, Youta (1533) | Lost 1-2 | -181526 |
| 6modern | 225 | Oosaki, Masakazu (1565) | Won 2-0 | +191545 |
| 7modern | 263 | Tanimoto, Yusaku (1749) | Lost 1-2 | -151530 |
| top | average opponent: 1596record: 2-3 | new rating: 1530 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 150 | Nishio, Yoshihiro (1388) | Lost 1-2 | -201492 |
| 4sealed | 221 | Nakabou, Masato (1541) | Lost 1-2 | -171475 |
| 5sealed | 195 | Matsushima, Kouji (1504) | Won 2-0 | +181493 |
| 6sealed | 200 | Oiso, Kenji (1647) | Won 2-1 | +211514 |
| 7sealed | 175 | Hayashi, Shinsuke (1842) | Won 2-1 | +241538 |
| 8sealed | 63 | Nakamura, Fumitake (1544) | Won 2-1 | +181556 |
| 9sealed | 82 | Ozawa, Takeshi (1874) | Lost 0-2 | -121544 |
| top | average opponent: 1620record: 4-3 | new rating: 1544 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 135 | Matoba, Keisuke (1471) | Won 2-1 | +181507 |
| 4standard | 72 | Kawabata, Shou2933 (1537) | Lost 1-2 | -181489 |
| 5standard | 138 | Feng, Da (1575) | Lost 0-2 | -161473 |
| 6standard | 144 | Ito, Toshihiro (1516) | Won 2-0 | +181491 |
| 7standard | 109 | Muramatsu, Yusuke (1538) | Won 2-1 | +191510 |
| 8standard | 84 | Ichikawa, Yasura (1373) | Won 2-0 | +161526 |
| 9standard | 222 | Baba, Yasunori (1770) | Lost 1-2 | -141512 |
| top | average opponent: 1540record: 4-3 | new rating: 1512 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 69 | Tsunemoto, Makoto (1468) | Lost 0-2 | -181464 |
| 4standard | 227 | Muto, Masaharu (1622) | Lost 0-2 | -151449 |
| 5standard | 448 | Tsuboyama, Shuta (1447) | Won 2-0 | +181467 |
| 6standard | 357 | Shiraishi, Masaharu (1640) | Won 2-1 | +211488 |
| 7standard | 236 | Schwenk, Ryan (1414) | Won 2-1 | +161504 |
| 8standard | 144 | Taura, Ryuji (1598) | Draw 1-1 | +21506 |
| 9standard | 131 | Yamaguchi, Tomoyuki (1552) | Lost 0-2 | -171489 |
| top | average opponent: 1534record: 3-3-1 | new rating: 1489 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 721 | Hayamizu, Keiichi (1500) | Lost 0-2 | -181482 |
| 2sealed | 1001 | Muneta, Yasutoshi (1480) | Lost 0-2 | -181464 |
| 3sealed | 1087 | Iwashima, Akinori (1462) | Won 2-0 | +181482 |
| top | average opponent: 1481record: 1-2 | new rating: 1482 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 119 | Sawa, Shota (1500) | Won 2-1 | +181518 |
| 2modern | 137 | Osako, Kazuki (1469) | Lost 0-2 | -191499 |
| 3modern | 541 | Takeda, Takamichi (1564) | Won 2-1 | +191518 |
| 4modern | 300 | Kohira, Yoshitaka (1507) | Lost 0-2 | -181500 |
| top | average opponent: 1510record: 2-2 | new rating: 1500 | ||