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Yamasaki, Rintarou
Current rating: 1568

Grand Prix Kobe 2015 (BFZ standard) starting rating: 1587
round table opponent (rating) result Δrating
3standard 231 Matsui, Yasuo (1540) Lost 0-2 -191568
4standard 519 Ishihara, Jun (1650) Lost 0-2 -161552
5standard 806 Hasegawa, Suguru (1671) Won 2-1 +201572
6standard 412 Matsuda, Yukio (1512) Won 2-1 +171589
7standard 507 Kazaoka, Nicholle (1538) Lost 0-2 -191570
8standard 521 Niwa, Hotaka (1571) Lost 1-2 -181552
9standard 429 Kanda, Akihiro (1452) Won 2-0 +161568
top average opponent: 1562record: 3-4 new rating: 1568

Grand Prix Kobe 2014 (modern) starting rating: 1554
round table opponent (rating) result Δrating
1modern 759 Aoki, Ryousuke (1648) Won 2-0 +201574
2modern 726 Ichinohe, Hirona (1576) Lost 0-2 -181556
3modern 988 Yoshizawa, Kohei (1498) Won 2-0 +171573
4modern 991 Mita, Ryoichi (1572) Draw 1-1 01573
5modern 929 Asakawa, Shin'ichirou (1517) Won 2-1 +171590
6modern 845 Umeyama, Yuuichi (1517) Won 2-0 +161606
7modern 786 Itou, Hayato7608 (1556) Lost 0-2 -191587
top average opponent: 1555record: 4-2-1 new rating: 1587

Grand Prix Hiroshima 2011 (ISD standard) starting rating: 1537
round table opponent (rating) result Δrating
4standard 56 Tagomori, Shou (1718) Won 2-1 +211558
5standard 43 Yamamoto, Akimasa (1777) Lost 0-2 -141544
6standard 89 Matsumoto, Naoya (1565) Won 2-0 +191563
7standard 41 Chiba, Akio (1888) Won 2-0 +231586
8standard 33 Kameyama, Takeshi (1591) Lost 0-2 -171569
9standard 37 Nakano, Yoshitaka (1752) Lost 0-2 -151554
top average opponent: 1715record: 3-3 new rating: 1554

Grand Prix Sendai 2010 (ROE standard) starting rating: 1566
round table opponent (rating) result Δrating
4standard 59 Nakano, Tatsuhito (1614) Won 2-1 +191585
5standard 52 Kawakami, Hiroshi (1754) Lost 1-2 -151570
6standard 87 Terasawa, Kazuya (1732) Lost 0-2 -151555
7standard 135 Honda, Naoki (1486) Lost 1-2 -191536
8standard 182 Shimokobe, Yukihiro (1641) Won 2-1 +201556
9standard 140 Narumiya, Ryuuma (1533) Lost 0-2 -191537
top average opponent: 1627record: 2-4 new rating: 1537

Grand Prix Yokohama 2010 (extended) starting rating: 1542
round table opponent (rating) result Δrating
1extended 308 Akita, Naoto (1564) Won 2-1 +181560
2extended 253 Kwak, Yul-Tak (1500) Won 2-0 +171577
3extended 105 Takimoto, Yusuke (1535) Won 2-1 +171594
4extended 84 Bandou, Junichirou (1725) Draw 1-1 +31597
5extended 62 Iyanaga, Junya (1853) Lost 0-2 -141583
6extended 146 Tabe, Keita (1628) Lost 0-2 -171566
top average opponent: 1634record: 3-2-1 new rating: 1566

Grand Prix Kitakyushu 2009 (ZEN limited) starting rating: 1544
round table opponent (rating) result Δrating
1sealed 156 Harada, Yoshio (1345) Won 2-1 +141558
2sealed 51 Minami, Masashi (1615) Won 2-1 +191577
3sealed 31 Seki, Keita (1674) Lost 1-2 -161561
4sealed 112 Juumonji, Ryou (1674) Won 2-0 +201581
5sealed 84 Nitta, Yuki (1495) Lost 0-2 -201561
6sealed 95 Tanaka, Ryouhei (1475) Lost 0-2 -191542
top average opponent: 1546record: 3-3 new rating: 1542

Pro Tour Osaka 2002 (Odyssey block) starting rating: 1613
round table opponent (rating) result Δrating
1block 138 Haim, Christophe (1667) Lost 1-2 -171596
2block 122 Shears, Brett (1619) Lost 0-2 -181578
3block 137 Rush, Gary (1805) Lost 0-2 -141564
4block 132 Crawford, Kenny (1431) Lost 0-2 -201544
5block 125 Wachi, Shinya (1387) Lost 0-2 -211523
6block 113 Ellis, Chad (1652) Won 2-1 +211544
top average opponent: 1594record: 1-5 new rating: 1544

Grand Prix Fukuoka 2002 (TOR limited) starting rating: 1627
round table opponent (rating) result Δrating
2sealed 46 Nishida, Toshimasa (1499) Won 2-0 +161643
3sealed 4 Lee, Hyun Wook (1520) Lost 0-2 -201623
4sealed 67 Ozaki, Youichirou (1500) Won 2-1 +161639
5sealed 81 Takahashi, Kenji (1536) Won 2-1 +161655
6sealed 36 Nagao, Hakaru (1429) Lost 1-2 -221633
7sealed 48 Koyashiki, Tsutomu (1538) Lost 0-2 -201613
top average opponent: 1504record: 3-3 new rating: 1613

Grand Prix Sendai 2001 (extended) starting rating: 1642
round table opponent (rating) result Δrating
3extended 36 Fukushima, Ryuji (1536) Won 2-1 +161658
4extended 2 Iioka, Kenta (1591) Won 2-1 +161674
5extended 12 Taru, Genki (1607) Won 2-0 +171691
6extended 8 Harita, Masaru (1586) Lost 1-2 -201671
7extended 33 Kamimachi, Yoku (1558) Won 2-0 +161687
8extended 6 Onoda, Michihisa (1680) Lost 1-2 -181669
9extended 22 Harada, Hiroshi (1670) Draw 1-1 01669
10extended 24 Murakami, Yuki (Osaka) (1549) Lost 0-2 -201649
11extended 27 Yuda, Yoshiro (1548) Won 2-0 +161665
12extended 4 Benafel, Chris (1813) Draw 1-1 +31668
13extended 24 Nomichi, Hideki (1574) Lost 0-2 -201648
14extended 7 Ozawa, Takeshi (1501) Lost 0-2 -211627
top average opponent: 1601record: 5-5-2 new rating: 1627

Grand Prix Kobe 2001 (Invasion block) starting rating: 1574
round table opponent (rating) result Δrating
3block 218 Inoue, Takeshi (1552) Won 2-1 +181592
4block 16 Nakazawa, Kazuhiro (1554) Won 2-0 +171609
5block 38 Kuroda, Masashiro (1641) Lost 0-2 -171592
6block 81 Matoba, Takashi (1537) Lost 0-2 -191573
7block 115 Sawashita, Ryota (1535) Won 2-1 +171590
8block 95 Sumii, Hiroyuki (1555) Won 2-1 +171607
9block 84 Yamauchi, Hiroyuki (1556) Won 2-1 +171624
10block 51 Horaguchi, Shinji (1587) Won 2-0 +181642
11block 13 Nobushita, Jun (1703) Won 2-0 +191661
12block 13 Nakamura, Shuhei (1670) Lost 1-2 -181643
13block 29 Kikuchi, Yuuji (1573) Lost 1-2 -191624
14block 30 Mochiduki, Masashi (1592) Won 2-0 +171641
15block 24 Furuichi, Takenori (1607) Lost 0-2 -191622
16block 33 Hassaku, Jinpei (1685) Won 2-0 +201642
top average opponent: 1596record: 9-5 new rating: 1642

Grand Prix Hiroshima 2001 (INV limited) starting rating: 1519
round table opponent (rating) result Δrating
1sealed 37 Tamano, Eiji (1500) Won 2-0 +171536
2sealed 71 Nakamura, Shuhei (1614) Lost 1-2 -161520
3sealed 136 Harada, Takeshi (1499) Won 2-1 +171537
4sealed 98 Hirai, Masumi (1501) Lost 0-2 -181519
5sealed 122 Kuroda, Masashiro (1650) Won 2-1 +201539
6sealed 82 Adachi, Yuhei (1503) Won 2-0 +171556
7sealed 70 Furujou, Takashi (1534) Won 2-0 +181574
top average opponent: 1543record: 5-2 new rating: 1574

Grand Prix Kyoto 2000 (extended) starting rating: 1500
round table opponent (rating) result Δrating
2extended 19 Sugiyama, Hironori (1518) Won 2-0 +181518
3extended 75 Anan, Go (1500) Lost 1-2 -181500
4extended 199 Kena, Tadashi (1518) Won 2-0 +181518
5extended 82 Yoshimura, Motoki (1535) Won 2-0 +191537
6extended 86 Kobayashi, Masanori (1554) Won 2-0 +181555
7extended 33 Higono, Naoki (1527) Lost 0-2 -191536
8extended 46 Doi, Fumiaki (1552) Lost 0-2 -171519
top average opponent: 1529record: 4-3 new rating: 1519