Kounoike, Masaki
Current rating: 1487
Record: 38-38-1 (GP) / 1-5 (professional)
Grand Prix Hiroshima 2003Grand Prix Okayama 2004Grand Prix Sendai 2004Grand Prix Kitakyushu 2005Grand Prix Kyoto 2007Grand Prix Kobe 2008Grand Prix Los Angeles 2009Grand Prix Kobe 2009Grand Prix Kitakyushu 2009Grand Prix Sendai 2010Grand Prix Providence 2011Pro Tour Philadelphia 2011Grand Prix Kobe 2012Grand Prix Taipei 2016Grand Prix Taipei 2019
| Grand Prix Taipei 2019 (WAR standard) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 113 | Leong, Pou Man (1573) | Won 2-1 | +181582 |
| 2standard | 68 | Chu, Jun Hao (1594) | Lost 1-2 | -181564 |
| 3standard | 441 | Kim, Myunggoo (1528) | Lost 0-2 | -181546 |
| 4standard | 430 | Luo, Ryan (1911) | Lost 0-2 | -121534 |
| 5standard | 460 | Aizu, Hiroto (1393) | Lost 1-2 | -211513 |
| 6standard | 422 | Sim, Norman (1179) | Won 2-0 | +131526 |
| 7standard | 374 | Hsu, Duo (1461) | Lost 1-2 | -201506 |
| 8standard | 324 | Yu, Teng Hui (1446) | Lost 1-2 | -191487 |
| top | average opponent: 1511record: 2-6 | new rating: 1487 | ||
| Grand Prix Taipei 2016 (SOI standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 104 | Hsu, Chris (1500) | Won 2-0 | +171569 |
| 2standard | 61 | Chen, Shu Hao (1544) | Won 2-0 | +171586 |
| 3standard | 181 | Liu, Larry (1548) | Won 2-0 | +171603 |
| 4standard | 56 | Lee, Wing Tat (1590) | Lost 1-2 | -181585 |
| 5standard | 164 | Takesue, Chikara (1763) | Lost 0-2 | -151570 |
| 6standard | 181 | Tsai, Ming Che (1474) | Won 2-1 | +171587 |
| 7standard | 103 | Wong, Brian [HKG] (1511) | Lost 1-2 | -201567 |
| 8standard | 218 | Sim, Reuben (1480) | Won 2-0 | +171584 |
| 9standard | 120 | Chang, Chi Hung (1485) | Lost 1-2 | -201564 |
| top | average opponent: 1544record: 5-4 | new rating: 1564 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1592 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 173 | Hoshino, Yohei (1518) | Lost 0-2 | -191573 |
| 3sealed | 386 | Yanagida, Yuya (1381) | Lost 1-2 | -211552 |
| top | average opponent: 1449record: 0-2 | new rating: 1552 | ||
| Pro Tour Philadelphia 2011 (modern) | starting rating: 1665 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 159 | Stryker, Fred (1430) | Lost 0-2 | -221643 |
| 2modern | 193 | Giovannetti, Simone (1671) | Won 2-1 | +181661 |
| 3modern | 144 | Estratti, Samuele (1790) | Lost 0-2 | -151646 |
| 4modern | 153 | Stark, Ben S (2030) | Lost 0-2 | -121634 |
| 5modern | 153 | Deorsey, Phil (1451) | Lost 0-2 | -211613 |
| 6draft | 54 | Perttula, Eetu (1460) | Lost 0-2 | -211592 |
| top | average opponent: 1639record: 1-5 | new rating: 1592 | ||
| Grand Prix Providence 2011 (legacy) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 36 | Coval, Brian (1518) | Won 2-0 | +171547 |
| 5legacy | 22 | Blohon, Lukas (2018) | Won 2-1 | +261573 |
| 6legacy | 3 | Jordan, Daniel (1901) | Won 2-1 | +241597 |
| 7legacy | 6 | Waldman, Lyle (1527) | Lost 0-2 | -191578 |
| 8legacy | 15 | Littman, Fai (1803) | Won 2-1 | +221600 |
| 9legacy | 12 | Brooks, Daniel (1604) | Lost 0-2 | -181582 |
| 10legacy | 33 | Fabiano, Gerard (1922) | Lost 1-2 | -121570 |
| 11legacy | 59 | Feinstein, David (1772) | Won 2-1 | +221592 |
| 12legacy | 43 | Meeker-Cummings, Robin (1596) | Won 2-1 | +181610 |
| 13legacy | 39 | Hatfield, Jesse (1596) | Won 2-0 | +171627 |
| 14legacy | 18 | Ewenstein, Paul (1665) | Won 2-1 | +191646 |
| 15legacy | 10 | Koven, Robert (1697) | Won 2-1 | +191665 |
| top | average opponent: 1718record: 9-3 | new rating: 1665 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 96 | Asaoka, Riku (1500) | Lost 1-2 | -191549 |
| 2standard | 254 | Hokumura, Tatsuro (1482) | Lost 1-2 | -191530 |
| top | average opponent: 1491record: 0-2 | new rating: 1530 | ||
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 147 | Iki, Youichi (1488) | Won 2-0 | +171554 |
| 2sealed | 93 | Yamamoto, Daichi (1462) | Won 2-0 | +161570 |
| 3sealed | 55 | Sasa, Tomoaki (1539) | Lost 0-2 | -181552 |
| 4sealed | 133 | Tagawa, Takashi (1523) | Won 2-0 | +171569 |
| 5sealed | 46 | hayashi, shota (1542) | Won 2-0 | +181587 |
| 6sealed | 26 | Morita, Kouki (1559) | Lost 0-2 | -191568 |
| top | average opponent: 1519record: 4-2 | new rating: 1568 | ||
| Grand Prix Kobe 2009 (extended) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 20 | Kadooka, Toshiyuki (1688) | Lost 1-2 | -141481 |
| 5extended | 104 | Gotou, Hiroaki (1682) | Won 2-1 | +211502 |
| 6extended | 47 | Okamoto, Jin (1864) | Lost 1-2 | -111491 |
| 7extended | 125 | Mochiki, Kazuto (1580) | Won 2-0 | +191510 |
| 8extended | 81 | Kozakai, Yukio (1477) | Won 2-0 | +181528 |
| 9extended | 27 | Tamura, Tomoaki (1524) | Won 2-0 | +181546 |
| 10extended | 39 | Nakamura, Atsushi (1537) | Lost 1-2 | -191527 |
| 11extended | 35 | Tanahashi, Masayasu (1923) | Won 2-1 | +251552 |
| 12extended | 23 | Ishida, Yuuichi (1694) | Lost 1-2 | -151537 |
| top | average opponent: 1663record: 5-4 | new rating: 1537 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 95 | Waggoner, Orie (1500) | Won 2-1 | +191482 |
| 2extended | 70 | Peterson, Brent (1500) | Won 2-1 | +181500 |
| 3extended | 128 | Esposito, John (1655) | Won 2-1 | +211521 |
| 4extended | 99 | Dougherty, Robert (1825) | Lost 0-2 | -131508 |
| 5extended | 164 | Miller, Rashad (1784) | Lost 0-2 | -131495 |
| top | average opponent: 1653record: 3-2 | new rating: 1495 | ||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 59 | Tatsumi, Yasukazu (1544) | Won 2-1 | +201477 |
| 2block | 54 | Kojima, Toshihiro (1473) | Lost 0-2 | -181459 |
| 3block | 187 | Saitou, Yuu (1561) | Won 2-1 | +201479 |
| 4block | 247 | Yoshida, Taiki (1579) | Draw 1-1 | +11480 |
| 5block | 175 | Machida, Junya (1517) | Lost 1-2 | -171463 |
| top | average opponent: 1535record: 2-2-1 | new rating: 1463 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 17 | Tokunaga, Tatsuya (1467) | Lost 1-2 | -181457 |
| top | record: 0-1 | new rating: 1457 | ||
| Grand Prix Kitakyushu 2005 (extended) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 61 | Harada, Toshiyuki (1486) | Lost 0-2 | -171454 |
| 2extended | 101 | Nakamura, Kenji (1501) | Won 2-0 | +191473 |
| 3extended | 89 | Oota, Yuusuke (1416) | Won 2-1 | +171490 |
| 4extended | 73 | Kinoshita, Tomoya (1464) | Lost 0-2 | -191471 |
| 5extended | 79 | Chuujou, Yoshihiko (1529) | Won 2-1 | +191490 |
| 6extended | 67 | Nagaoka, Takayuki (1667) | Lost 0-2 | -151475 |
| top | average opponent: 1510record: 3-3 | new rating: 1475 | ||
| Grand Prix Sendai 2004 (DST limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 11 | Nagata, Shigeki (1506) | Won 2-0 | +181506 |
| 2sealed | 28 | Niwa, Kohei (1544) | Lost 0-2 | -171489 |
| 3sealed | 131 | Goto, Kiyoaki (1528) | Lost 1-2 | -181471 |
| top | average opponent: 1526record: 1-2 | new rating: 1471 | ||
| Grand Prix Okayama 2004 (extended) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 108 | Shimizu, Yasuyuki (1443) | Won 2-1 | +171525 |
| 2extended | 33 | Tajiri, Satoshi (1494) | Lost 0-2 | -191506 |
| 3extended | 147 | Yano, Yuuya (1485) | Lost 1-2 | -181488 |
| top | average opponent: 1474record: 1-2 | new rating: 1488 | ||
| Grand Prix Hiroshima 2003 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 11 | Izumi, Shinji (1555) | Won 2-0 | +191519 |
| 2extended | 23 | Saito, Koki (1517) | Won 2-0 | +181537 |
| 4extended | 38 | Mori, Katsuhiro (1875) | Lost 1-2 | -121525 |
| 5extended | 48 | Ikedo, Masakazu (1536) | Lost 0-2 | -181507 |
| 6extended | 101 | Tsukiyama, Tomokazu (1518) | Won 2-1 | +181525 |
| 7extended | 77 | Goto, Kiyoaki (1555) | Lost 1-2 | -171508 |
| top | average opponent: 1593record: 3-3 | new rating: 1508 | ||