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Okabayashi, Masanao
Current rating: 1458

Grand Prix Kyoto 2017 (HOU limited) starting rating: 1484
round table opponent (rating) result Δrating
1sealed 32 Yamasaki, Yudai (1646) Lost 1-2 -151469
2sealed 660 Partanen, Leo (1454) Won 2-0 +171486
3sealed 568 Fukazawa, Yuuki (1573) Lost 0-2 -161470
4sealed 899 Kimura, Ryou (1592) Lost 1-2 -161454
5sealed 1028 Fleischman, Matthew (1467) Won 2-1 +181472
6sealed 946 Takesue, Chikara (1673) Lost 1-2 -141458
top average opponent: 1568record: 2-4 new rating: 1458

Grand Prix Kobe 2015 (BFZ standard) starting rating: 1531
round table opponent (rating) result Δrating
3standard 499 Yuasa, Kentarou (1593) Lost 1-2 -171514
4standard 648 Morikawa, Taichi (1641) Lost 0-2 -151499
5standard 690 Koyama, Yuji (1671) Lost 0-2 -151484
top average opponent: 1635record: 0-3 new rating: 1484

Grand Prix Shizuoka 2015 (KTK limited) starting rating: 1540
round table opponent (rating) result Δrating
3sealed 185 Mochizuki, Yuusuke (1730) Won 2-0 +221562
4sealed 41 Yasufuku, Akihiro (1688) Won 2-1 +201582
5sealed 46 Okada, Keita (1546) Lost 1-2 -191563
6sealed 85 Moriya, Daisuke (1723) Lost 0-2 -151548
7sealed 187 Chan, Fung Shun (1609) Lost 1-2 -171531
top average opponent: 1659record: 2-3 new rating: 1531

Grand Prix Nagoya 2014 (BNG limited) starting rating: 1542
round table opponent (rating) result Δrating
2sealed 598 Kelterbaum, Catherine (1383) Won 2-0 +151557
3sealed 579 Harada, Daisaku (1642) Lost 0-2 -161541
4sealed 768 Yamazaki, Yuuki (Kanagawa) (1509) Lost 1-2 -191522
5sealed 810 Tsuda, Mineyuki (1691) Lost 1-2 -151507
6sealed 760 Yokomizo, Gouki (1364) Won 2-0 +161523
7sealed 739 Furuichi, Takenori (1552) Won 2-1 +181541
8sealed 671 Nose, Shunsuke (1505) Lost 0-2 -191522
9sealed 640 Kurokawa, Ryushi (1509) Won 2-1 +181540
top average opponent: 1519record: 4-4 new rating: 1540

Grand Prix Shizuoka 2013 (THS standard) starting rating: 1545
round table opponent (rating) result Δrating
2standard 153 Niwa, Ryuuta (1461) Draw 1-1 -21543
3standard 192 Shimura, Takeshi (1482) Won 2-0 +171560
4standard 110 Sano, Futoshi (1593) Lost 1-2 -171543
5standard 192 Kobayashi, Yamato (1551) Won 2-0 +181561
6standard 123 Choi, Seung-Muk (1503) Lost 0-2 -191542
top average opponent: 1518record: 2-2-1 new rating: 1542

Grand Prix Kitakyushu 2013 (M14 standard) starting rating: 1601
round table opponent (rating) result Δrating
1standard 150 Mukai, Takashi (1500) Draw 1-1 -21599
2standard 266 Fujii, Junya (1498) Lost 1-2 -201579
3standard 475 Okishige, Kazumi (1429) Lost 1-2 -211558
4standard 538 Yamamura, Mitsutoshi (1303) Won 2-0 +141572
5standard 465 Hirabayashi, Yuki (1499) Lost 1-2 -191553
6standard 450 Watanabe, Masatoshi (1434) Lost 1-2 -211532
7standard 402 Ishihara, Susumu (1393) Won 2-0 +161548
8standard 333 Sugiyama, Takanori (1484) Won 2-1 +171565
9standard 275 Watanabe, Masaki (1470) Lost 1-2 -201545
top average opponent: 1445record: 3-5-1 new rating: 1545

Grand Prix Yokohama 2013 (GTC limited) starting rating: 1562
round table opponent (rating) result Δrating
2sealed 752 Furusato, Hiroshi (1555) Lost 0-2 -181544
3sealed 935 Gareth, Moris (1505) Lost 0-2 -191525
4sealed 1098 Hashizume, Yoshiaki (1485) Won 2-1 +171542
5sealed 1031 Furuta, Yusuke (1695) Won 2-1 +211563
6sealed 826 Nakazawa, Masayuki (1521) Won 2-1 +171580
7sealed 847 Iino, Ryuji (1586) Won 2-1 +181598
8sealed 882 Takahashi, Kei (1635) Won 2-1 +191617
9sealed 925 Takeuchi, Ryota (1711) Lost 0-2 -161601
top average opponent: 1587record: 5-3 new rating: 1601

Grand Prix Nagoya 2012 (RTR standard) starting rating: 1587
round table opponent (rating) result Δrating
1standard 182 Sakai, Takashi (1500) Lost 0-2 -191568
2standard 641 Hayashi, Yoshinori (1480) Won 2-1 +161584
3standard 631 Yagawa, Masataka (1500) Lost 1-2 -191565
4standard 648 Sokolovsky, Jesse (1508) Won 2-1 +171582
5standard 615 Nakamura, Ryota (1483) Lost 1-2 -201562
top average opponent: 1494record: 2-3 new rating: 1562

Grand Prix Yokohama 2012 (modern) starting rating: 1577
round table opponent (rating) result Δrating
1modern 414 Ando, Ryosuke (1452) Lost 0-2 -201557
2modern 626 Yokoyama, Kento (1446) Won 2-1 +161573
3modern 572 Hori, Naomi (1466) Won 2-0 +161589
4modern 395 Nakata, Yusuke (1566) Won 2-0 +181607
5modern 280 Watanabe, Kensuke (1536) Lost 1-2 -201587
6modern 361 Ookubo, Shun (1555) Won 2-1 +181605
7modern 273 Ishikawa, Masayo (1639) Lost 0-2 -181587
top average opponent: 1523record: 4-3 new rating: 1587

Grand Prix Kobe 2012 (DKA limited) starting rating: 1516
round table opponent (rating) result Δrating
1sealed 199 Fumihiro K., (1500) Won 2-0 +181534
2sealed 267 Shibano, Kouichirou (1554) Lost 0-2 -181516
3sealed 302 Welty, Jaramiah (1518) Won 2-1 +181534
4sealed 166 Kamei, Kazuhiko (1410) Won 2-1 +161550
5sealed 97 Cortese, Alessandro (1530) Won 2-1 +171567
6sealed 74 Murase, Hiroshi (1639) Won 2-0 +201587
7sealed 60 Pham, Daniel (1885) Lost 0-2 -131574
8sealed 160 Suzuki, Akiyoshi (1469) Won 2-1 +161590
9sealed 55 Mihara, Makihito (1896) Lost 1-2 -131577
top average opponent: 1600record: 6-3 new rating: 1577

Grand Prix Kobe 2011 (extended) starting rating: 1560
round table opponent (rating) result Δrating
1extended 67 Lee, Chia (1526) Lost 0-2 -191541
2extended 268 K., Kazufumi (1484) Lost 0-2 -191522
3extended 286 Tanabe, Kazuya (1211) Won 2-0 +121534
4extended 249 Sugita, Daichi (1498) Lost 1-2 -181516
top average opponent: 1430record: 1-3 new rating: 1516

Grand Prix Sendai 2010 (ROE standard) starting rating: 1608
round table opponent (rating) result Δrating
1standard 265 Iwama, Hirokazu (1516) Lost 1-2 -201588
2standard 280 Suzuki, Sadao (1336) Won 2-0 +131601
3standard 204 Igarashi, Jun (1455) Lost 1-2 -201581
4standard 294 Hayashi, Masashi (1405) Lost 0-2 -211560
top average opponent: 1428record: 1-3 new rating: 1560

Grand Prix Kitakyushu 2009 (ZEN limited) starting rating: 1585
round table opponent (rating) result Δrating
2sealed 38 Sasaki, Yuusuke (Hyogo) (1589) Won 2-0 +181603
3sealed 49 Yamamoto, Kenichirou (1533) Won 2-0 +171620
4sealed 47 Tashima, Chihiro (1547) Won 2-1 +161636
5sealed 2 Aono, Yoshio (1559) Lost 0-2 -191617
6sealed 60 Nuruki, Hiroaki (1638) Won 2-1 +181635
7sealed 21 Dan, Takuya (1626) Lost 0-2 -181617
8sealed 41 Ootsuka, Koutarou (2122) Lost 0-2 -91608
top average opponent: 1659record: 4-3 new rating: 1608

Grand Prix Niigata 2009 (M10 limited) starting rating: 1591
round table opponent (rating) result Δrating
2sealed 28 Akiyama, Takashi (1634) Lost 1-2 -171574
3sealed 145 Toshida, Shin'ichi (1357) Won 2-0 +141588
4sealed 102 Yazawa, Yoshimichi (1520) Lost 0-2 -191569
5sealed 183 Feng, Qianxin (1498) Won 2-0 +171586
6sealed 142 Koyama, Masashi (1518) Won 2-0 +171603
7sealed 107 Hosoiri, Yoshihito (1620) Lost 1-2 -181585
top average opponent: 1524record: 3-3 new rating: 1585

Grand Prix Kobe 2009 (extended) starting rating: 1614
round table opponent (rating) result Δrating
2extended 56 Abe, Keisuke (1546) Won 2-1 +171631
3extended 76 Sugaya, Hironobu (1800) Lost 0-2 -151616
4extended 139 Kaida, Hiroshi (1547) Lost 0-2 -191597
5extended 162 Ushirosyouji, Takeshi (1457) Won 2-0 +151612
6extended 118 Se, Atsuo (1447) Lost 0-2 -211591
top average opponent: 1559record: 2-3 new rating: 1591

Grand Prix Okayama 2008 (ALA limited) starting rating: 1637
round table opponent (rating) result Δrating
2sealed 116 Imagawa, Hiromasa (1742) Lost 0-2 -161621
3sealed 224 Fujimoto, Takehiro (Hyogo) (1448) Won 2-0 +151636
4sealed 120 Kimura, Shigeki (1426) Lost 0-2 -221614
top average opponent: 1538record: 1-2 new rating: 1614

Grand Prix Kitakyushu 2007 (LRW limited) starting rating: 1522
round table opponent (rating) result Δrating
1sealed 16 Itou, Motoaki (1560) Won 2-0 +181540
2sealed 56 Yoshida, Hiroshi (1604) Won 2-0 +191559
3sealed 17 Fukushige, Hirofumi (1538) Won 2-0 +181577
4sealed 29 Asahara, Akira (1958) Lost 1-2 -111566
5sealed 53 Umezaki, Masanori (1478) Won 2-0 +161582
6sealed 32 Koyama, Kenta (1738) Won 2-0 +211603
7sealed 88 Fujita, Osamu (1945) Won 2-0 +241627
8sealed 25 Mori, Katsuhiro (2032) Lost 0-2 -111616
9draft 14 Chang, Chih-Hsiang (1750) Won 2-1 +201636
10draft 12 Uchida, Momotarou (1589) Won 2-0 +171653
11draft 7 Ruel, Olivier (2130) Lost 0-2 -91644
12draft 1 Morita, Masahiko (2125) Lost 0-2 -101634
13draft 7 Kim, Cynic (1839) Won 2-0 +211655
14draft 22 Takanashi, Kouji (1661) Lost 1-2 -181637
top average opponent: 1782record: 9-5 new rating: 1637

Grand Prix Kyoto 2007 (PLC standard) starting rating: 1580
round table opponent (rating) result Δrating
2standard 115 Ozaki, Youichirou (1494) Lost 0-2 -191561
3standard 162 Mori, Junpei (1582) Lost 0-2 -181543
4standard 309 Harada, Yoshio (1417) Lost 1-2 -201523
5standard 323 Takeuchi, Shusuke (1486) Won 2-1 +171540
6standard 281 Yamamoto, Yuuya (1516) Lost 1-2 -181522
top average opponent: 1499record: 1-4 new rating: 1522

Grand Prix Shizuoka 2003 (MRD limited) starting rating: 1566
round table opponent (rating) result Δrating
1sealed 102 Katou, Masanari (1522) Won 2-1 +171583
2sealed 63 Itagaki, Masayoshi (1574) Won 2-0 +181601
3sealed 96 Arita, Ryuichi (1631) Won 2-0 +181619
4sealed 26 Umesawa, Takumi (1556) Lost 1-2 -191600
5sealed 76 Syouyama, Youhei (1537) Won 2-0 +171617
6sealed 20 Kinoshita, Masashi (1626) Lost 0-2 -181599
7sealed 61 Toochika, Takayuki (1533) Lost 0-2 -191580
top average opponent: 1568record: 4-3 new rating: 1580

Grand Prix Yokohama 2003 (Onslaught block) starting rating: 1625
round table opponent (rating) result Δrating
4block 27 Himura, Makoto (1554) Lost 1-2 -191606
5block 154 Uchida, Takuya (1601) Lost 1-2 -181588
6block 178 Masato, Kamikitada (1506) Won 2-0 +161604
7block 114 Ueda, Katsuya (1553) Lost 0-2 -191585
8block 139 Isa, Takahiro (1502) Lost 1-2 -191566
top average opponent: 1543record: 1-4 new rating: 1566

Grand Prix Kyoto 2003 (LGN limited) starting rating: 1638
round table opponent (rating) result Δrating
1sealed 121 Furuichi, Hidenari (1467) Won 2-0 +151653
2sealed 137 Ooba, Hideto (1518) Lost 1-2 -201633
3sealed 144 Inoue, Masashi (1503) Won 2-1 +151648
4sealed 162 Doi, Asuka (1497) Won 2-0 +151663
5sealed 49 Ishida, Yuuichi (1534) Lost 1-2 -201643
6sealed 92 Nishimura, Norihito (1649) Lost 1-2 -181625
top average opponent: 1528record: 3-3 new rating: 1625

Grand Prix Utsunomiya 2002 (ONS rochester) starting rating: 1577
round table opponent (rating) result Δrating
1sealed 119 Aono, Masanao (1500) Won 2-0 +161593
2sealed 148 Takada, Masahiro (1518) Won 2-1 +171610
3sealed 88 Ueda, Sunao (1578) Lost 1-2 -191591
4sealed 79 Igari, Masahiro (1520) Won 2-0 +171608
5sealed 76 Sasayama, Naomitsu (1424) Won 2-1 +151623
6sealed 48 Sakurada, Kouichi (1548) Lost 0-2 -201603
7sealed 72 Kawai, Satoshi (1534) Won 2-1 +171620
8sealed 4 Ueda, Katsuya (1621) Won 2-0 +181638
top average opponent: 1530record: 6-2 new rating: 1638

Grand Prix Fukuoka 2002 (TOR limited) starting rating: 1600
round table opponent (rating) result Δrating
2sealed 29 Sawada, Akihisa (1484) Won 2-1 +161616
3sealed 51 Yanagi, Tatsuyuki (1536) Lost 1-2 -191597
4sealed 76 Cho, Shinichiro (1567) Draw 1-1 -11596
5sealed 94 Chun, Sung Ho (1518) Lost 1-2 -191577
top average opponent: 1526record: 1-2-1 new rating: 1577

Grand Prix Shizuoka 2001 (ODY limited) starting rating: 1577
round table opponent (rating) result Δrating
1sealed 69 Ebihara, Fuyuki (1498) Won 2-0 +161593
2sealed 1 Ohashi, Gen (1518) Won 2-0 +171610
3sealed 28 Kawaguchi, Kanako (1518) Won 2-0 +161626
4sealed 54 Sumi, Kazuhiko (1564) Won 2-0 +171643
5sealed 27 Sasaki, Yusuke (Tokyo) (1476) Lost 0-2 -211622
6sealed 65 Koji, Kazumasa (1656) Won 2-0 +191641
7sealed 39 Yamano, Tomoya (1492) Lost 0-2 -211620
8sealed 38 Sogabe, Ippei (1523) Lost 1-2 -201600
top average opponent: 1531record: 5-3 new rating: 1600

Grand Prix Kobe 2001 (Invasion block) starting rating: 1604
round table opponent (rating) result Δrating
2block 124 Kawamura, Ryuichiro (1500) Won 2-0 +161620
3block 208 Masuda, Masakazu (1452) Lost 1-2 -211599
4block 216 Kusanagi, Kazuki (1563) Lost 0-2 -191580
5block 359 Motozawa, Go (1469) Won 2-0 +161596
6block 235 Tanaka, Kenichi (1518) Lost 0-2 -191577
top average opponent: 1500record: 2-3 new rating: 1577

Grand Prix Hiroshima 2001 (INV limited) starting rating: 1582
round table opponent (rating) result Δrating
1sealed 172 Yamakawa, Youichirou (1548) Won 2-0 +171599
2sealed 75 Fukuda, Takashi (1518) Won 2-1 +161615
3sealed 29 Yokoyama, Tadashi (1551) Lost 1-2 -191596
4sealed 78 Takemoto, Takaaki (1499) Won 2-0 +171613
5sealed 39 Sakaguchi, Takuya (1534) Won 2-1 +161629
6sealed 13 Nakajima, Chikara (1533) Won 2-1 +161645
7sealed 25 Morihiro, Takayuki (1572) ID 01645
8draft 23 Haneda, Daisuke (1571) Won 2-1 +171662
9draft 9 Takeda, Hideo (1628) Lost 0-2 -191643
10draft 21 Kubouchi, Naoki (1600) Lost 1-2 -181625
11draft 24 Nakajima, Jun-Ichi (1554) Won 2-0 +161641
12draft 18 Jung, Heung-Jin (1600) Lost 1-2 -181623
13draft 22 Hoshino, Hiroaki (1575) Lost 0-2 -191604
top average opponent: 1560record: 7-5-1 new rating: 1604

Grand Prix Kyoto 2000 (extended) starting rating: 1554
round table opponent (rating) result Δrating
1extended 26 Sakemoto, Dai (1500) Won 2-1 +171571
2extended 141 Shimakawa, Hidekazu (1518) Won 2-1 +171588
3extended 89 Seki, Yoshio (1517) Won 2-0 +171605
4extended 67 Yanagawa, Takaaki (1519) Won 2-0 +161621
5extended 29 Hassaku, Jinpei (1610) Lost 0-2 -181603
6extended 71 Yamasaki, Akira (1552) Won 2-0 +171620
7extended 50 Ito, Ken (1519) Lost 0-2 -201600
8extended 68 Nonaka, Masafumi (1553) Lost 0-2 -181582
top average opponent: 1536record: 5-3 new rating: 1582

Grand Prix Sapporo 2000 (PCY limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 4 Toyokura, Naoya (1500) Won 2-0 +181518
2sealed 40 Konishi, Yoshimi (1518) Won 2-0 +181536
3sealed 10 Higono, Naoki (1507) Won 2-1 +171553
4sealed 8 Abe, Takumi (1500) Lost 1-2 -181535
5sealed 54 Maki, Hajime (1517) Won 2-0 +171552
6sealed 16 Morikawa, Fumiyasu (1520) Lost 1-2 -181534
7sealed 42 Hirabayashi, Ryuta (1518) Won 2-0 +171551
8rochester 28 Kageyama, Tarou (1568) Lost 1-2 -171534
9rochester 32 Sato, Manabu (1570) Won 2-1 +181552
10rochester 23 Yuen, Lionel Weng Foong (1539) Won 2-1 +181570
11rochester 20 Chao, Peter (1557) Won 2-0 +181588
12rochester 14 Fujita, Tsuyoshi (1724) Lost 0-2 -161572
13rochester 19 Wakuri, Akira (1569) Lost 0-2 -181554
top average opponent: 1547record: 8-5 new rating: 1554