Kouyama, Shinji
Current rating: 1631
Record: 33-24-3
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1626 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 83 | Li, Jinyi (1482) | Lost 0-2 | -201606 |
| 2sealed | 594 | Shinohara, Kazuaki (1665) | Won 2-0 | +191625 |
| 3sealed | 943 | Itakura, Hodaka (1500) | Won 2-0 | +151640 |
| 4sealed | 366 | Fujiyoshi, Manabu (1561) | Won 2-0 | +171657 |
| 5sealed | 411 | Takami, Yuta (1556) | Won 2-0 | +161673 |
| 6sealed | 124 | Okuda, Kosaku (1559) | Won 2-0 | +161689 |
| 7sealed | 143 | Yamane, Naoto (1543) | Lost 1-2 | -201669 |
| 8sealed | 172 | Popitukgul, Sutipong (1720) | Lost 1-2 | -181651 |
| 9sealed | 345 | Oonishi, Tatsuya (1525) | Lost 1-2 | -201631 |
| top | average opponent: 1568record: 5-4 | new rating: 1631 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 1059 | Ootakeguchi, Hiroki (1500) | Won 2-0 | +171599 |
| 2standard | 699 | Terui, Genki (1518) | Won 2-0 | +171616 |
| 3standard | 671 | Asaumi, Hiroki (1528) | Won 2-0 | +161632 |
| 4standard | 112 | Kuo, Tzu-Ching (1918) | Lost 0-2 | -131619 |
| 5standard | 395 | Funahashi, Shun (1576) | Won 2-0 | +171636 |
| 6standard | 240 | Kawamata, Daisuke (1583) | Lost 0-2 | -191617 |
| 7standard | 616 | Matsuda, Issui (1596) | Lost 1-2 | -181599 |
| 8standard | 582 | Hokumura, Tatsuro (1485) | Won 2-1 | +161615 |
| 9standard | 465 | Murata, Hiroaki (1478) | Won 2-0 | +151630 |
| 10standard | 437 | Tsujikawa, Taiga (1729) | Lost 1-2 | -161614 |
| 11standard | 399 | Isigami, Laito (1534) | Won 2-1 | +171631 |
| 12standard | 351 | Miura, Ayahiko (1574) | Won 2-1 | +171648 |
| 13standard | 241 | Hasebe, Seiya (1618) | Lost 0-2 | -191629 |
| 14standard | 246 | Ogawa, Yusuke (1538) | Won 2-1 | +161645 |
| 15standard | 196 | Hayakawa, Naoki (1583) | Lost 0-2 | -191626 |
| top | average opponent: 1584record: 9-6 | new rating: 1626 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1576 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 412 | Higashida, Tetsuaki (1493) | Draw 1-1 | -11575 |
| 2sealed | 597 | Inaba, Toshinobu (1500) | Won 2-1 | +161591 |
| 3sealed | 600 | Toriumi, Takashi (1377) | Lost 1-2 | -221569 |
| 4sealed | 850 | Nakano, Kenta (1498) | Lost 1-2 | -191550 |
| 5sealed | 981 | Ishihara, Ken (1524) | Won 2-0 | +181568 |
| 6sealed | 784 | Matsumoto, Mitsunori (1499) | Draw 1-1 | -21566 |
| 7sealed | 865 | Itakura, Kenichi (1508) | Lost 1-2 | -191547 |
| 8sealed | 792 | Ikeda, Kengo (1481) | Won 2-0 | +171564 |
| 9sealed | 650 | Saitou, Ippei (1588) | Won 2-0 | +181582 |
| top | average opponent: 1497record: 4-3-2 | new rating: 1582 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 190 | Fujiwara, Kazuto (1331) | Won 2-1 | +141599 |
| 2standard | 4 | Naide, Kazutaka (1488) | Lost 1-2 | -201579 |
| 3standard | 821 | Doi, Hazuki (1499) | Won 2-0 | +161595 |
| 4standard | 602 | Kawaguchi, Takahiro (1681) | Won 2-0 | +201615 |
| 5standard | 494 | Sakaguchi, Taiti (1535) | Lost 1-2 | -201595 |
| 6standard | 445 | Kazaoka, Nicholle (1518) | Lost 1-2 | -191576 |
| top | average opponent: 1509record: 3-3 | new rating: 1576 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2038 | Kimura, Yoshihiro (1522) | Won 2-0 | +181541 |
| 2sealed | 2020 | Yamamoto, Akimasa (1821) | Lost 1-2 | -131528 |
| 3sealed | 2302 | Mii, Masayuki (1663) | Won 2-1 | +201548 |
| 4sealed | 2294 | Abe, Kazuhiro (1518) | Won 2-0 | +181566 |
| 5sealed | 2139 | Ishii, Kenta (1532) | Won 2-0 | +171583 |
| 6sealed | 2096 | Sato, Keisuke (1773) | Lost 1-2 | -151568 |
| 7sealed | 2165 | Tanaka, Keita (1503) | Won 2-0 | +171585 |
| 8sealed | 2079 | Kamiya, Masasi (1555) | Won 2-0 | +181603 |
| 9sealed | 2063 | Miyamoto, Hiroya (1643) | Lost 0-2 | -181585 |
| top | average opponent: 1614record: 6-3 | new rating: 1585 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 162 | Taru, Genki (1645) | Draw 1-1 | +31522 |
| 3sealed | 109 | Natsume, Takuya (1518) | Won 2-1 | +181540 |
| 4sealed | 59 | Tatsuhara, Satoshi (1538) | Lost 0-2 | -191521 |
| 5sealed | 129 | Endo, Go (1525) | Won 2-0 | +191540 |
| 6sealed | 78 | Okada, Kou (1600) | Lost 0-2 | -171523 |
| top | average opponent: 1565record: 2-2-1 | new rating: 1523 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 141 | Hidaka, Ayumi (1482) | Lost 1-2 | -181482 |
| 3sealed | 136 | Sakurai, Yuu (1472) | Won 2-0 | +171499 |
| 4sealed | 100 | Arai, Jin (1517) | Lost 1-2 | -171482 |
| 5sealed | 171 | Nomura, Chiaki (1483) | Won 2-1 | +181500 |
| 6sealed | 113 | Toshida, Shin'ichi (1520) | Won 2-0 | +181518 |
| 7sealed | 90 | Juumonji, Tarou (1562) | Lost 1-2 | -171501 |
| 8sealed | 102 | Okano, Hiroki (1519) | Won 2-0 | +181519 |
| top | average opponent: 1508record: 4-3 | new rating: 1519 | ||