Mitsuyasu, Hidetoshi
Current rating: 1395
Record: 49-53-7
Grand Prix Shanghai 2011Grand Prix Hiroshima 2011Grand Prix Yokohama 2012Grand Prix Shizuoka 2013Grand Prix Kobe 2014Grand Prix Shizuoka 2015Grand Prix Shanghai 2015Grand Prix Chiba 2015Grand Prix Singapore 2015Grand Prix Kobe 2015Grand Prix Nagoya 2016Grand Prix Tokyo 2016Grand Prix Shizuoka 2017Grand Prix Chiba 2018Grand Prix Chiba 2019
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 344 | Okada, Masakazu (1435) | Lost 1-2 | -181408 |
| 2sealed | 777 | Watanabe, Daisuke (1515) | Won 2-0 | +201428 |
| 3sealed | 690 | Kaneta, Takaaki (1538) | Lost 1-2 | -161412 |
| 4sealed | 820 | Shinoda, Takayuki (1457) | Lost 0-2 | -171395 |
| top | average opponent: 1486record: 1-3 | new rating: 1395 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 406 | Sano, Futoshi (1613) | Lost 1-2 | -161484 |
| 2sealed | 902 | Matsuzawa, Ryo (1485) | Won 2-1 | +181502 |
| 3sealed | 711 | Yamanouchi, Takanori (1511) | Lost 0-2 | -181484 |
| 4sealed | 964 | Matsumoto, Ryousuke (1314) | Lost 1-2 | -211463 |
| 5sealed | 982 | Aota, Hidekazu (1461) | Lost 0-2 | -181445 |
| 6sealed | 877 | Kamezawa, Yoshifumi (1446) | Lost 1-2 | -181427 |
| 7sealed | 739 | Takayama, Ryou (1369) | Won 2-1 | +171444 |
| 8sealed | 617 | Tatebe, Takayuki (1427) | Lost 0-2 | -181426 |
| top | average opponent: 1453record: 2-6 | new rating: 1426 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 164 | Hikokubo, Shota (1505) | Lost 0-2 | -181517 |
| 3standard | 755 | Nakajima, Takanori (1465) | Won 2-0 | +171534 |
| 4standard | 441 | Inoue, Yu (1573) | Lost 0-2 | -171517 |
| 5standard | 846 | Nishiyori, Tasuku (1425) | Won 2-1 | +161533 |
| 6standard | 516 | Furukawa, Takuto (1460) | Lost 1-2 | -191514 |
| 7standard | 658 | Sakuramoto, Takashi (1620) | Won 2-0 | +201534 |
| 8standard | 549 | Hangyo, Tatsuya (1494) | Lost 1-2 | -191515 |
| 9standard | 614 | Okamura, Ryoma (1703) | Lost 1-2 | -151500 |
| top | average opponent: 1531record: 3-5 | new rating: 1500 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 34 | Ando, Eriko (1537) | Won 1-0 | +181563 |
| 4standard | 148 | Takanashi, Kouji (1668) | Won 2-1 | +201583 |
| 5standard | 61 | Yoshida, Kazushi (1829) | Lost 0-2 | -131570 |
| 6standard | 369 | Hosokawa, Yuya (1727) | Lost 1-2 | -161554 |
| 7standard | 445 | Takahashi, Toshirou (1496) | Lost 1-2 | -191535 |
| top | average opponent: 1651record: 2-3 | new rating: 1535 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 76 | Fujimoto, Takashi (1481) | Lost 1-2 | -191543 |
| 4sealed | 736 | Shinkawa, Takuya (1524) | Won 2-1 | +171560 |
| 5sealed | 332 | Yoshizumi, Tomohiro (1685) | Lost 1-2 | -151545 |
| 6sealed | 568 | Shimizu, Ryouta (1618) | Lost 1-2 | -171528 |
| 7sealed | 667 | Ho, Jason (1521) | Won 2-0 | +181546 |
| 8sealed | 515 | Ishihara, Koji (1531) | Lost 1-2 | -181528 |
| 9sealed | 609 | Okazaki, Yuuki (1527) | Won 2-0 | +171545 |
| top | average opponent: 1555record: 3-4 | new rating: 1545 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 357 | Seki, Hirotaka (1532) | Won 2-1 | +181570 |
| 4standard | 180 | Hata, Hideaki (1454) | Lost 0-2 | -201550 |
| 5standard | 208 | Takimoto, Yusuke (1543) | Lost 1-2 | -181532 |
| 6standard | 461 | Kato, Hidekazu (1407) | Won 2-0 | +161548 |
| 7standard | 333 | Nakashima, Takumi (1443) | Won 2-1 | +161564 |
| 8standard | 275 | Tsuchihashi, Takuya (1510) | Lost 0-2 | -191545 |
| 9standard | 277 | Oshima, Shimpei (1512) | Won 2-0 | +171562 |
| top | average opponent: 1486record: 4-3 | new rating: 1562 | ||
| Grand Prix Singapore 2015 (modern) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 46 | Tanyag, Eduardo (1488) | Won 2-0 | +171553 |
| 4modern | 3 | Yeo, Say Kiat (1539) | Lost 1-2 | -191534 |
| 5modern | 85 | Severino Jr., Mario (1543) | Won 2-0 | +191553 |
| 6modern | 39 | Yap, Zack (1499) | Won 2-0 | +171570 |
| 7modern | 22 | Dowling, Thomas (1520) | Lost 0-2 | -191551 |
| 8modern | 129 | Young, San (1631) | Won 2-1 | +191570 |
| 9modern | 85 | Tan Zheng Ye, Johannes (1582) | Lost 0-2 | -181552 |
| top | average opponent: 1543record: 4-3 | new rating: 1552 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 222 | Suzuki, Tomofumi (1485) | Lost 1-2 | -191482 |
| 3sealed | 384 | Kawai, Sena (1499) | Won 2-0 | +191501 |
| 4sealed | 149 | Itou, Masayoshi (1538) | Draw 1-1 | 01501 |
| 5sealed | 257 | Muramatsu, Yusuke (1501) | Draw 1-1 | 01501 |
| 6sealed | 329 | Koizumi, Junichi (1485) | Won 2-1 | +181519 |
| 7sealed | 240 | Ikeda, Kazuto (1491) | Won 2-1 | +181537 |
| 8sealed | 166 | Sakamoto, Takumi (1508) | Won 2-0 | +171554 |
| 9sealed | 109 | Hung, Juo Wen (1529) | Lost 0-2 | -181536 |
| top | average opponent: 1505record: 4-2-2 | new rating: 1536 | ||
| Grand Prix Shanghai 2015 (DTK standard) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 167 | Zhu, Junli (1570) | Lost 0-0 | -171515 |
| 3standard | 292 | Jiang, Ziyue (1562) | Lost 0-2 | -171498 |
| 4standard | 403 | Wang, Nan (1537) | Won 2-0 | +181516 |
| 5standard | 297 | Dongwei, Jin (1544) | Won 2-1 | +191535 |
| 6standard | 223 | Lu, Liguo (1462) | Lost 1-2 | -191516 |
| 7standard | 279 | Zhang, Jiyu (1455) | Won 2-0 | +171533 |
| 8standard | 210 | Li, William (1714) | Lost 0-2 | -151518 |
| 9standard | 198 | Han, Xi (1566) | Lost 0-2 | -171501 |
| top | average opponent: 1551record: 3-5 | new rating: 1501 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 112 | Matsuida, Naoki (1506) | Won 2-0 | +181535 |
| 2sealed | 6 | Furugen, Takeji (1410) | Won 2-0 | +161551 |
| 3sealed | 210 | Ishikawa, Takuma 8417 (1536) | Draw 1-1 | -11550 |
| 4sealed | 124 | Hamachiyo, Takahiro (1505) | Lost 1-2 | -191531 |
| 5sealed | 231 | Ishizaka, Naoki (1502) | Lost 0-2 | -181513 |
| 6sealed | 308 | Kobayashi, Takuto (1581) | Won 2-0 | +191532 |
| top | average opponent: 1507record: 3-2-1 | new rating: 1532 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 39 | Ueda, Atsushi (1463) | Won 2-0 | +161556 |
| 2modern | 112 | Fujimoto, Yosuke (1614) | Lost 1-2 | -171539 |
| 3modern | 392 | Haratake, Noriyuki (1417) | Lost 1-2 | -201519 |
| 4modern | 398 | Nakamura, Shinichiro (1463) | Won 2-0 | +171536 |
| 5modern | 369 | Kim, Minsu (1532) | Lost 0-2 | -181518 |
| 6modern | 396 | Kitao, Masaki (1484) | Won 2-0 | +171535 |
| 7modern | 325 | Nakamichi, Ichiro (1522) | Lost 1-2 | -181517 |
| top | average opponent: 1499record: 3-4 | new rating: 1517 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 513 | Hino, Yoshiaki (1500) | Won 2-0 | +161617 |
| 2standard | 573 | Idesawa, Ryo (1566) | Won 2-0 | +171634 |
| 3standard | 681 | Mochizuki, Yuusuke (1707) | Lost 0-2 | -161618 |
| 4standard | 764 | Iwamoto, Tatsuki (1662) | Lost 0-2 | -171601 |
| 5standard | 840 | Ishikawa, Shou (1593) | Won 2-1 | +171618 |
| 6standard | 706 | Ito, Hayato (1470) | Lost 0-2 | -201598 |
| 7standard | 729 | Nakaizumi, Takuma (1466) | Lost 0-2 | -211577 |
| 8standard | 716 | Ono, Shoichi (1580) | Lost 1-2 | -181559 |
| 9standard | 819 | Mochizuki, Yuu (1459) | Lost 0-2 | -191540 |
| top | average opponent: 1556record: 3-6 | new rating: 1540 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 361 | Satou, Masanori (1519) | Won 2-0 | +171611 |
| 3modern | 25 | Urasawa, Taiji (1462) | Won 2-1 | +151626 |
| 4modern | 79 | Urata, Takurou (1555) | Draw 1-1 | -11625 |
| 5modern | 90 | Okamura, Ryoma (1502) | Lost 0-2 | -211604 |
| 6modern | 211 | Nakano, Tatsuhito (1586) | Lost 1-2 | -181586 |
| 7modern | 318 | Matsumura, Hideyuki (1529) | Won 2-1 | +171603 |
| 8modern | 225 | Koyama, Mitsuru (1505) | Draw 1-1 | -21601 |
| top | average opponent: 1523record: 3-2-2 | new rating: 1601 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 9 | Lemmon, Andrew (1482) | Lost 0-2 | -201532 |
| 2standard | 195 | Matsunami, Masanori (1464) | Won 2-1 | +171549 |
| 3standard | 147 | Kobayashi, Jun (1268) | Won 2-0 | +131562 |
| 4standard | 242 | Hattori, Yutaka (1501) | Draw 1-1 | -11561 |
| 5standard | 186 | Atsushi K., (1516) | Won 2-1 | +171578 |
| 6standard | 119 | Nagashima, Makoto (1655) | Lost 1-2 | -161562 |
| 7standard | 175 | Akira H., (1473) | Won 2-0 | +161578 |
| 8standard | 128 | Watanabe, Kotaro (1519) | Won 2-0 | +171595 |
| 9standard | 87 | Ando, Koyo (1542) | Draw 1-1 | -11594 |
| top | average opponent: 1491record: 5-2-2 | new rating: 1594 | ||
| Grand Prix Shanghai 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 91 | Luo, Bofan (1500) | Lost 0-2 | -181482 |
| 2sealed | 151 | Fu, Jicheng (1482) | Won 2-0 | +181500 |
| 3sealed | 93 | Yang, Ran (1449) | Lost 1-2 | -191481 |
| 4sealed | 247 | Li, Tairan (1482) | Won 2-0 | +181499 |
| 5sealed | 198 | Zhang, Meng (1502) | Won 2-0 | +181517 |
| 6sealed | 145 | Gu, Xiao kun (1517) | Won 2-1 | +181535 |
| 7sealed | 108 | Fletcher, Owen (1513) | Won 2-1 | +181553 |
| 8sealed | 80 | San, Xing (1553) | Lost 1-2 | -181535 |
| 9sealed | 81 | Kay, Craig (1471) | Won 2-0 | +171552 |
| top | average opponent: 1497record: 6-3 | new rating: 1552 | ||