Ohata, Hiroyuki
Current rating: 1448
Record: 31-35
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 310 | Hayashi, Nobuhiko (1454) | Lost 0-2 | -181448 |
| top | record: 0-1 | new rating: 1448 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 360 | Seo, Noboru (1551) | Won 2-0 | +191524 |
| 2standard | 242 | Oguri, Kouhei (1537) | Lost 1-2 | -181506 |
| 3standard | 695 | Takamatsu, Masahiro (1374) | Lost 1-2 | -211485 |
| 4standard | 945 | Okuda, Ken (1394) | Lost 1-2 | -191466 |
| top | average opponent: 1464record: 1-3 | new rating: 1466 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 188 | Kase, Tomoki (1414) | Lost 0-2 | -201505 |
| top | record: 0-1 | new rating: 1505 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1590 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 492 | Minagawa, Sho (1371) | Lost 0-2 | -221568 |
| 2standard | 1206 | Muronoi, Shin (1451) | Lost 1-2 | -201548 |
| 3standard | 1579 | Mori, Fumiya (1465) | Won 2-0 | +161564 |
| 4standard | 1144 | Takehana, Yuki (1451) | Lost 0-2 | -201544 |
| 5standard | 1340 | Matsushima, Syuuitirou (1468) | Lost 0-2 | -191525 |
| top | average opponent: 1441record: 1-4 | new rating: 1525 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 367 | Nakamura, Souta (1542) | Lost 1-2 | -171471 |
| 2sealed | 822 | Matsuura, Takumi (1555) | Won 2-1 | +201491 |
| 3sealed | 1016 | Kobayashi, Ryou (1517) | Lost 1-2 | -181473 |
| 4sealed | 1054 | Hayashi, Naoki (1550) | Lost 0-2 | -171456 |
| 5sealed | 1079 | Itoh, Yoshio (1455) | Won 2-1 | +181474 |
| 6sealed | 838 | Ikumi, Syun (1437) | Won 2-1 | +181492 |
| 7sealed | 596 | Matsuo, Shuto (1434) | Won 2-0 | +171509 |
| 8sealed | 438 | Ushio, Atsushi (1793) | Won 2-1 | +231532 |
| 9sealed | 297 | Kosaka, Yuki (1542) | Won 2-0 | +181550 |
| 10draft | 88 | Simada, Sou (1560) | Won 2-1 | +181568 |
| 11draft | 86 | Kaido, Yoshiaki (1456) | Won 2-0 | +161584 |
| 12draft | 82 | Naitou, Takashi (1708) | Lost 0-2 | -161568 |
| 13draft | 138 | Kokubun, Hiroshi (1734) | Won 2-0 | +211589 |
| 14draft | 50 | Oono, Seita (1611) | Lost 0-2 | -171572 |
| 15draft | 183 | Hyakuda, Atsushi (1573) | Won 2-0 | +181590 |
| top | average opponent: 1564record: 10-5 | new rating: 1590 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1121 | Iwasaki, Kazuma (1564) | Won 2-0 | +201484 |
| 2sealed | 1109 | Suzuki, Masaya (1366) | Won 2-0 | +161500 |
| 3sealed | 859 | Yao, Shunsuke (1587) | Won 2-0 | +191519 |
| 4sealed | 868 | Kamai, Daisuke (1569) | Won 2-1 | +191538 |
| 5sealed | 830 | Oomori, Yasutomo (1565) | Lost 0-2 | -171521 |
| 6sealed | 906 | Kudou, Takunori (1528) | Lost 0-2 | -181503 |
| 7sealed | 974 | Nakano, Shinji (1691) | Lost 0-2 | -151488 |
| top | average opponent: 1553record: 4-3 | new rating: 1488 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 824 | Kamimura, Yohei (1481) | Lost 1-2 | -181469 |
| 2legacy | 768 | Ikeda, Takuro (1481) | Lost 1-2 | -181451 |
| 3legacy | 922 | Nagai, Satoshi (1416) | Won 2-0 | +181469 |
| 4legacy | 824 | Masuda, Shin (1480) | Won 2-0 | +181487 |
| 5legacy | 790 | Fukai, Shingo (1448) | Lost 0-2 | -191468 |
| 6legacy | 851 | Haruta, Takatsugu (1343) | Lost 1-2 | -201448 |
| 7legacy | 802 | Yamada, Yasuo (1377) | Won 2-0 | +171465 |
| 8legacy | 744 | Regalado, Mikhail (1448) | Lost 1-2 | -191446 |
| 9legacy | 736 | Katamine, Kentarou (1422) | Won 2-1 | +181464 |
| top | average opponent: 1433record: 4-5 | new rating: 1464 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 247 | Tachibana, Emu (1500) | Won 2-0 | +191480 |
| 2sealed | 205 | Hayashi, Masataka (1406) | Lost 1-2 | -201460 |
| 3sealed | 304 | Goshima, Akito (1506) | Won 2-0 | +191479 |
| 4sealed | 243 | Ishiguro, Satoshi (1517) | Won 2-0 | +191498 |
| 5sealed | 158 | Huang, Han Shen (1623) | Lost 0-2 | -161482 |
| 6sealed | 284 | Nakamura, Kouki (1348) | Won 2-1 | +161498 |
| 7sealed | 98 | Sekigawa, Takumi (1530) | Won 2-0 | +181516 |
| 8sealed | 105 | Suzuki, Masatsuna (1790) | Lost 1-2 | -131503 |
| 9sealed | 120 | Miyazaki, Kodai (1617) | Lost 0-2 | -161487 |
| top | average opponent: 1537record: 5-4 | new rating: 1487 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 901 | Yanagisawa, Tadahiro (1606) | Won 2-0 | +211515 |
| 2sealed | 813 | Tamai, Hideaki (1488) | Lost 0-2 | -191496 |
| 3sealed | 912 | Iwamoto, Reo (1606) | Lost 0-2 | -161480 |
| 4sealed | 1102 | Fujimura, Kyuta (1422) | Lost 0-2 | -191461 |
| top | average opponent: 1531record: 1-3 | new rating: 1461 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 315 | Kaji, Tetsuya (1582) | Won 0-0 | +201485 |
| 2sealed | 109 | Ootsuki, Masahiro (1485) | Won 2-0 | +181503 |
| 3sealed | 48 | Yao, Shunsuke (1499) | Won 2-0 | +181521 |
| 4sealed | 26 | Taru, Genki (1793) | Lost 0-2 | -131508 |
| 5sealed | 77 | Iritani, Kenichi (1539) | Won 2-0 | +191527 |
| 6sealed | 126 | Nakazuka, Yuuki (1427) | Lost 0-2 | -201507 |
| 7sealed | 2 | Hirabayashi, Kazuya (1828) | Lost 0-2 | -131494 |
| top | average opponent: 1593record: 4-3 | new rating: 1494 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 212 | Tokizaki, Takahiro (1519) | Won 2-1 | +181518 |
| 2standard | 14 | Asai, Ryuusuke (1637) | Lost 1-2 | -151503 |
| 3standard | 240 | Kitabayashi, Takashi (1501) | Lost 1-2 | -191484 |
| 4standard | 355 | Ohnishi, Jyunpei (1414) | Lost 0-2 | -191465 |
| top | average opponent: 1518record: 1-3 | new rating: 1465 | ||