Mizuno, Masahito
Current rating: 1480
Record: 57-59
Grand Prix Kobe 2001Grand Prix Shizuoka 2001Grand Prix Utsunomiya 2002Grand Prix Shizuoka 2003Grand Prix Kobe 2015Grand Prix Nagoya 2016Grand Prix Shizuoka 2017Grand Prix Kobe 2017Grand Prix Kyoto 2017Grand Prix Chiba 2018Grand Prix Shizuoka 2018 (legacy)Grand Prix Shizuoka 2018 (standard)Grand Prix Kyoto 2019Grand Prix Yokohama 2019Grand Prix Chiba 2019
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 538 | Kazuki, Rika (1293) | Won 2-0 | +151474 |
| 4sealed | 210 | Furujou, Takashi (1296) | Won 2-0 | +151489 |
| 5sealed | 112 | Wada, Yasutaka (1724) | Lost 0-2 | -141475 |
| 6sealed | 258 | Onizuka, Hiroshi (1707) | Won 2-1 | +221497 |
| 7sealed | 67 | Nagumo, Kazuya (1693) | Lost 1-2 | -141483 |
| 8sealed | 138 | Iwata, Ryoji (1410) | Won 2-1 | +161499 |
| 9sealed | 193 | Kawamura, Naoki (1525) | Won 2-1 | +191518 |
| 10draft | 27 | Kuroda, Masashiro (1980) | Lost 1-2 | -101508 |
| 11draft | 74 | Ichikawa, Shoichi (1647) | Lost 1-2 | -161492 |
| 12draft | 158 | Sebastian, Joshua (1640) | Won 2-1 | +211513 |
| 13draft | 164 | Kuroiwa, Satoshi (1624) | Lost 0-2 | -161497 |
| 15draft | 62 | Kawakami, Sintarou (1563) | Lost 0-2 | -171480 |
| top | average opponent: 1592record: 6-6 | new rating: 1480 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 374 | Kiuchi, Takahiro (1485) | Lost 1-2 | -181451 |
| 3modern | 765 | Kowata, Kyohei (1496) | Lost 1-2 | -171434 |
| 4modern | 1028 | Katagiri, Keisuke (1461) | Lost 1-2 | -181416 |
| 5modern | 1050 | Takehana, Haruka (1463) | Won 2-1 | +191435 |
| 6modern | 859 | Sugiyama, Takuto (1483) | Won 2-0 | +191454 |
| 7modern | 581 | Miyake, Hideyuki (1695) | Won 2-0 | +221476 |
| 8modern | 479 | Kikkawa, Yuya (1519) | Lost 1-2 | -171459 |
| top | average opponent: 1515record: 3-4 | new rating: 1459 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 25 | Kimura, Yuu1332 (1440) | Lost 1-2 | -191468 |
| 3standard | 667 | Ogyu, Yoshiyuki (1387) | Won 2-1 | +161484 |
| 4standard | 676 | Nakamura, Kousuke (1665) | Lost 0-2 | -141470 |
| 5standard | 516 | Partanen, Leo (1358) | Lost 0-2 | -201450 |
| 6standard | 686 | Yamamura, Toshiki (1484) | Lost 1-2 | -181432 |
| 7standard | 651 | Fukazawa, Tooru (1394) | Won 2-1 | +181450 |
| 8standard | 547 | Takino, Shohei (1514) | Won 2-1 | +191469 |
| top | average opponent: 1463record: 3-4 | new rating: 1469 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 222 | Hamada, Akira (1569) | Lost 0-2 | -171522 |
| 2standard | 789 | Kubota, Koki (1416) | Lost 1-2 | -201502 |
| 4standard | 842 | Kotouge, Tatsuya (1644) | Lost 1-2 | -151487 |
| top | average opponent: 1543record: 0-3 | new rating: 1487 | ||
| Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1586 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 20 | Miyahara, Shun (1466) | Lost 1-2 | -211565 |
| 2legacy | 573 | Usami, Koji (1355) | Won 2-0 | +151580 |
| 3legacy | 336 | Kaneko, Hiroto (1411) | Won 2-0 | +151595 |
| 4legacy | 354 | Sakamoto, Satoshi (1510) | Lost 1-2 | -201575 |
| 5legacy | 469 | Tsujimoto, Hideki (1652) | Won 2-1 | +191594 |
| 6legacy | 329 | Justin Andrew, Lawrence Rigor (1520) | Lost 0-2 | -191575 |
| 7legacy | 411 | Takeda, Hiroki (1631) | Lost 1-2 | -171558 |
| 8legacy | 355 | Takabe, Hiroshi (1525) | Lost 0-2 | -191539 |
| top | average opponent: 1509record: 3-5 | new rating: 1539 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 332 | Okada, Takuya 8592 (1500) | Won 2-1 | +171563 |
| 2sealed | 405 | Nakajima, Syuro (1587) | Won 2-0 | +191582 |
| 3sealed | 47 | Wada, Shusaku (1517) | Lost 0-2 | -201562 |
| 4sealed | 732 | Leong, Sio Chi (1667) | Won 2-1 | +201582 |
| 5sealed | 510 | Oda, Ryutaro (1548) | Lost 1-2 | -181564 |
| 6sealed | 664 | Mitsunaga, Yuki (1529) | Won 2-1 | +171581 |
| 7sealed | 372 | Horikoshi, Takayuki (1787) | Lost 0-2 | -141567 |
| 8sealed | 400 | Sugimoto, Hiroaki (1614) | Won 2-0 | +191586 |
| top | average opponent: 1594record: 5-3 | new rating: 1586 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1590 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 426 | Masumoto, Kazuhiro (1567) | Lost 0-2 | -181572 |
| 2sealed | 761 | Arakawa, Yusuke (1482) | Won 2-0 | +161588 |
| 3sealed | 935 | Tsujii, Shoichi (1482) | Lost 0-2 | -201568 |
| 4sealed | 939 | Yoshihara, Tomoki (1511) | Lost 0-2 | -191549 |
| 5sealed | 1042 | Ishikawa, Takuma (1367) | Won 2-1 | +151564 |
| 6sealed | 944 | Li, Youchen (1567) | Lost 0-2 | -181546 |
| top | average opponent: 1496record: 2-4 | new rating: 1546 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 226 | Syota, Kashiwagi (1500) | Won 2-1 | +181544 |
| 2modern | 378 | Kido, Hiroyuki (1457) | Won 2-0 | +161560 |
| 3modern | 421 | Sotomura, Yoshihiro (1671) | Lost 0-2 | -161544 |
| 4modern | 687 | Satou, Fumihiko (1505) | Won 2-0 | +171561 |
| 5modern | 445 | Takeuchi, Ryota (1885) | Won 2-0 | +241585 |
| 6modern | 112 | Sano, Kimiaki (1725) | Won 2-0 | +211606 |
| 7modern | 183 | Inagaki, Yukihiro (1650) | Won 2-0 | +181624 |
| 8modern | 40 | Kitagawa, Hiroyuki (1517) | Lost 1-2 | -191605 |
| 9modern | 151 | Ishii, Taisuke (1822) | Won 2-1 | +211626 |
| 10modern | 131 | Horibe, Satoshi (1565) | Lost 1-2 | -191607 |
| 11modern | 225 | Iwata, Mitsuhiro (1725) | Won 2-1 | +201627 |
| 12modern | 148 | Ogawa, Takumi (1506) | Lost 0-2 | -201607 |
| 13modern | 186 | Ishiguro, Satoshi (1747) | Won 2-1 | +211628 |
| 14modern | 155 | Itou, Isamu (1591) | Lost 1-2 | -191609 |
| 15modern | 150 | Kumao, Yugo (1561) | Lost 0-2 | -191590 |
| top | average opponent: 1628record: 9-6 | new rating: 1590 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 79 | Sarashino, Takeshi (1495) | Won 2-0 | +181520 |
| 2standard | 244 | Kosho, Tomoya (1522) | Won 2-1 | +181538 |
| 3standard | 74 | Nomiya, Yohei (1650) | Lost 1-2 | -161522 |
| 4standard | 600 | Fujikura, Iori (1520) | Won 2-1 | +181540 |
| 5standard | 572 | Isayama, Yusuke (1598) | Lost 1-2 | -171523 |
| 6standard | 738 | Izumi, Hikaru (1839) | Won 2-0 | +231546 |
| 7standard | 394 | Kaneko, Hiroki (1505) | Won 2-0 | +181564 |
| 8standard | 415 | Hirata, Minoru (1529) | Lost 0-2 | -191545 |
| 9standard | 368 | Kubozono, Yuta (1505) | Lost 1-2 | -191526 |
| top | average opponent: 1574record: 5-4 | new rating: 1526 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 162 | Matsumoto, Kenji (1478) | Won 2-0 | +161564 |
| 2sealed | 338 | Kushibe, Toshiki (1607) | Lost 0-2 | -171547 |
| 3sealed | 1067 | Ogura, Takamasa5329 (1383) | Lost 0-2 | -211526 |
| 4sealed | 947 | Kanehara, Masataka (1466) | Lost 1-2 | -191507 |
| 5sealed | 1043 | Kazuki, Rika (1288) | Won 2-0 | +141521 |
| 6sealed | 1007 | Oono, Koutarou (1443) | Lost 0-2 | -191502 |
| top | average opponent: 1444record: 2-4 | new rating: 1502 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 28 | Uno, Yuki (1570) | Lost 0-2 | -181510 |
| 2standard | 806 | Matsuda, Yuuichirou (1427) | Lost 0-2 | -191491 |
| 3standard | 1133 | Onodera, Takumi (1466) | Won 2-1 | +181509 |
| 4standard | 990 | Yamato, Kohei (1482) | Won 2-1 | +171526 |
| 5standard | 926 | Tanaka, Hironao (1551) | Won 2-1 | +181544 |
| 6standard | 700 | Kimura, Yusuke (1473) | Won 2-0 | +171561 |
| 7standard | 433 | Ebitani, Keisuke (1713) | Lost 0-2 | -151546 |
| 8standard | 542 | Takaoka, Yusuke (1556) | Won 2-1 | +181564 |
| 9standard | 340 | Sakai, Ryou (1652) | Lost 1-2 | -161548 |
| top | average opponent: 1543record: 5-4 | new rating: 1548 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 213 | Nagashima, Makoto (1455) | Lost 1-2 | -201549 |
| 2sealed | 211 | Kim, Jang-hong (1488) | Lost 1-2 | -191530 |
| 3sealed | 258 | Yamada, Uchu (1453) | Won 2-0 | +171547 |
| 4sealed | 208 | Katayama, Naoya (1483) | Lost 0-2 | -191528 |
| top | average opponent: 1470record: 1-3 | new rating: 1528 | ||
| Grand Prix Utsunomiya 2002 (ONS rochester) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Taneichi, Hidenori (1447) | Won 2-0 | +171555 |
| 2sealed | 34 | Itou, Tadashi (1518) | Lost 0-2 | -191536 |
| 3sealed | 221 | Yoshizawa, Hiromi (1443) | Won 2-1 | +161552 |
| 4sealed | 155 | Morito, Takuma (1524) | Won 2-0 | +181570 |
| 5sealed | 111 | Kaneko, Koji (1472) | Won 2-1 | +161586 |
| 6sealed | 53 | Mizui, Shota (1528) | Won 2-1 | +171603 |
| 7sealed | 11 | Murata, Kouji (1627) | Lost 0-2 | -171586 |
| 8sealed | 91 | Yamadaya, Kohei (1692) | Lost 0-2 | -171569 |
| top | average opponent: 1531record: 5-3 | new rating: 1569 | ||
| Grand Prix Shizuoka 2001 (ODY limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 55 | Narumina, Ryoma (1500) | Won 2-1 | +181517 |
| 2sealed | 78 | Ohara, Akihiro (1544) | Won 2-1 | +191536 |
| 3sealed | 72 | Kubota, Yuuhi (1519) | Won 2-0 | +171553 |
| 4sealed | 50 | Kubouchi, Naoki (1595) | Lost 1-2 | -171536 |
| 5sealed | 64 | Fujita, Kenichi (1684) | Won 2-0 | +211557 |
| 6sealed | 37 | Yagi, Akira (1490) | Won 2-0 | +161573 |
| 7sealed | 41 | Maki, Koichiro (1576) | Lost 0-2 | -181555 |
| 8sealed | 61 | Tajiri, Satoshi (1610) | Lost 1-2 | -171538 |
| top | average opponent: 1565record: 5-3 | new rating: 1538 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 415 | Goto, Ryo (1500) | Won 2-0 | +181518 |
| 2block | 152 | Shiraki, Yusuke (1500) | Lost 1-2 | -181500 |
| 3block | 477 | Kondo, Mitsuhiro (1482) | Lost 0-2 | -191481 |
| 4block | 475 | Adachi, Ryosuke (1480) | Lost 1-2 | -181463 |
| 5block | 555 | Yoshida, Shinsuke (1463) | Won 2-1 | +181481 |
| 6block | 457 | Konishi, Kohei (1464) | Won 2-1 | +181499 |
| top | average opponent: 1482record: 3-3 | new rating: 1499 | ||