Kataoka, Hiroaki
Current rating: 1619
Record: 45-35-2
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 21 | Sano, Masayo (1500) | Won 2-0 | +171597 |
| 2sealed | 496 | Yajima, Hiromichi (1518) | Lost 0-2 | -201577 |
| 3sealed | 814 | Taniguchi, Yuusuke (1578) | Lost 1-2 | -181559 |
| 4sealed | 802 | Kobayashi, Hirotaka (1434) | Won 2-0 | +161575 |
| 5sealed | 628 | Nishi, Kohei (1500) | Won 2-1 | +171592 |
| 6sealed | 594 | Iwabuchi, Sou (1472) | Won 2-0 | +161608 |
| 7sealed | 265 | Nakada, Ryo (1592) | Won 2-1 | +171625 |
| 8sealed | 297 | Sugaya, Takeshi (1461) | Won 2-0 | +151640 |
| 9sealed | 195 | Shindo, Yuto (1486) | Won 2-1 | +151655 |
| 10draft | 578 | Kusakabe, Shuichi (1753) | Lost 0-2 | -161639 |
| 11draft | 577 | Watanabe, Yuta9087 (1559) | Lost 1-2 | -191620 |
| 12draft | 578 | Pacis, Jack Nicholle (1664) | Lost 0-2 | -171603 |
| 13draft | 640 | Katou, Susumu (1605) | Won 2-0 | +181621 |
| 14draft | 677 | Masuyama, Takahiro (1535) | Won 2-1 | +161637 |
| 15draft | 579 | Wada, Yasutaka (1622) | Lost 0-2 | -181619 |
| top | average opponent: 1552record: 9-6 | new rating: 1619 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 115 | Kitamoto, Hiroki (1826) | Lost 0-2 | -141588 |
| 3sealed | 889 | Ogyu, Yoshiyuki (1328) | Won 2-1 | +131601 |
| 4sealed | 758 | Jones, Jaran (1519) | Lost 1-2 | -191582 |
| 5sealed | 769 | Hayasi, Syouta (1749) | Lost 0-2 | -151567 |
| 6sealed | 856 | Mochizuki, Yasuhiro (1466) | Won 2-0 | +161583 |
| 7sealed | 780 | Engelsdorfer, Fabian (1516) | Won 2-0 | +171600 |
| 8sealed | 578 | Yamaguchi, Hiromitsu (1513) | Lost 0-2 | -201580 |
| top | average opponent: 1560record: 3-4 | new rating: 1580 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1619 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 601 | Sumino, Yuki (1517) | Lost 0-2 | -201599 |
| 3modern | 1123 | Shibata, Satoru (1418) | Lost 1-2 | -211578 |
| 4modern | 1129 | Wang, Nan (1469) | Won 2-1 | +161594 |
| 5modern | 763 | Watanabe, Takeshi 9875 (1499) | Lost 0-2 | -201574 |
| 6modern | 959 | Oonishi, Masaya (1399) | Won 2-0 | +151589 |
| 7modern | 952 | Kasahara, Takuya (1534) | Won 2-1 | +171606 |
| 8modern | 697 | Shimizu, Takeo (1481) | Won 2-1 | +161622 |
| 9modern | 554 | Inoue, Reiichi (1508) | Lost 0-2 | -201602 |
| top | average opponent: 1478record: 4-4 | new rating: 1602 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 595 | Tsuzaki, Akira (1504) | Lost 0-2 | -201612 |
| 4standard | 649 | Kinoshita, Akira (1485) | Won 2-1 | +161628 |
| 5standard | 200 | Ichikawa, Norikazu (1570) | Lost 0-2 | -191609 |
| 6standard | 672 | Kawamata, Daisuke (1650) | Won 2-0 | +181627 |
| 7standard | 314 | Satou, Masayoshi (1564) | Lost 0-2 | -191608 |
| 8standard | 676 | Yamakawa, Takahiro (1527) | Won 2-1 | +171625 |
| 9standard | 442 | Maeda, Gaku (1417) | Won 2-0 | +141639 |
| 10standard | 235 | Kusanagi, Hikaru (1546) | Lost 0-2 | -201619 |
| top | average opponent: 1533record: 4-4 | new rating: 1619 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1672 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 382 | Haraguchi, Hiroki (1518) | Lost 0-2 | -211651 |
| 3legacy | 748 | Takiguchi, Itsuki (1449) | Draw 1-1 | -31648 |
| 4legacy | 821 | Kosemura, Tomohiro (1480) | Lost 0-2 | -211627 |
| 5legacy | 957 | Tsutsui, Yuki (1642) | Won 2-0 | +181645 |
| 6legacy | 754 | Meyer, Bryan (1501) | Lost 0-2 | -211624 |
| 7legacy | 865 | Ooba, Hideto (1408) | Won 2-0 | +141638 |
| 8legacy | 694 | Yaman, Senturk (1462) | Lost 0-2 | -211617 |
| 9legacy | 684 | Irie, Shun (1455) | Won 1-0 | +151632 |
| top | average opponent: 1489record: 3-4-1 | new rating: 1632 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 482 | Noda, Yuuichirou (1453) | Won 2-0 | +171554 |
| 3standard | 508 | Hikawa, Ryo (1538) | Won 2-0 | +181572 |
| 4standard | 201 | Hoshi, Mitsunori (1552) | Won 2-1 | +171589 |
| 5standard | 125 | Inazawa, Ryo (1604) | Lost 1-2 | -171572 |
| 6standard | 120 | Yamaoka, Nobuyuki (1604) | Draw 1-1 | 01572 |
| 7standard | 284 | Mizuno, Akimitsu (1286) | Won 1-0 | +131585 |
| 8standard | 146 | Iwahashi, Hiroki (1701) | Lost 1-2 | -161569 |
| 9standard | 349 | Yoshizawa, Masaru (1684) | Won 2-0 | +201589 |
| 10standard | 204 | Hara, Yusuke (1743) | Lost 0-2 | -151574 |
| 11standard | 336 | Shinohara, Gen (Tokyo) (1546) | Won 2-0 | +181592 |
| 12standard | 223 | Miyazono, Takeshi (1771) | Won 2-1 | +211613 |
| 13standard | 150 | Komada, Katsuya (1634) | Won 2-1 | +181631 |
| 14standard | 91 | Oikawa, Hakudou (1797) | Won 2-1 | +211652 |
| 15standard | 69 | Tozuka, Kouta (1760) | Won 2-0 | +201672 |
| top | average opponent: 1619record: 10-3-1 | new rating: 1672 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 769 | Hayashi, Masashi (1568) | Won 2-1 | +181539 |
| 2sealed | 436 | Terada, Tadayoshi (1450) | Lost 0-2 | -191520 |
| 3sealed | 739 | Yonemura, Tomomi (1500) | Won 2-0 | +171537 |
| 4sealed | 547 | Sakai, Hironori (1485) | Won 2-0 | +171554 |
| 5sealed | 342 | Kobayashi, Tatsurou (1598) | Won 2-1 | +191573 |
| 6sealed | 97 | Yabuta, Junichi (1787) | Lost 1-2 | -141559 |
| 7sealed | 525 | Inagawa, Katsuya (1531) | Lost 0-2 | -181541 |
| 8sealed | 444 | Miyoshi, Nobumitsu (1433) | Lost 1-2 | -201521 |
| 9sealed | 610 | Steele, Raymond (1460) | Won 2-0 | +161537 |
| top | average opponent: 1535record: 5-4 | new rating: 1537 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 172 | Takeuchi, Yuu (1500) | Lost 1-2 | -191543 |
| 2sealed | 350 | Syuttou, Ryunosuke (1482) | Won 2-1 | +161559 |
| 3sealed | 364 | Okamoto, Konosuke (1457) | Lost 0-2 | -191540 |
| 4sealed | 429 | Kimura, Terutaka (1480) | Lost 0-2 | -191521 |
| top | average opponent: 1480record: 1-3 | new rating: 1521 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 799 | Tamura, Hajime (1621) | Lost 1-2 | -161484 |
| 2sealed | 959 | Ida, Takamasa (1380) | Won 2-0 | +161500 |
| 3sealed | 1068 | Yasuda, Masayuki (1739) | Won 2-0 | +231523 |
| 4sealed | 861 | Yamamoto, Shouhei (1726) | Won 2-1 | +211544 |
| 5sealed | 813 | Hoashi, Yuichi (1536) | Lost 0-2 | -181526 |
| 6sealed | 848 | Tajima, Yuya (1488) | Won 2-1 | +171543 |
| 7sealed | 831 | Ooba, Tomohiro (1502) | Won 2-1 | +181561 |
| 8sealed | 963 | Hirayama, Hideyuki (1710) | Won 2-1 | +201581 |
| 9sealed | 910 | Tsukamoto, Masato (1492) | Lost 1-2 | -191562 |
| top | average opponent: 1577record: 6-3 | new rating: 1562 | ||