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Oiso, Kenji
Current rating: 1889 (#695)

Regional Championships Aichi 2023 (pioneer) starting rating: 1859
round table opponent (rating) result Δrating
1pioneer 70 Yoshioka, Hideki (1754) Won 2-0 +161875
2pioneer 50 Takagi, Yuma (1602) Draw 1-1 -51870
3pioneer 31 Tezuka, Yu (1359) Won 2-0 +101880
4pioneer 16 Sato, Rei (1945) Won 2-0 +191899
5pioneer 8 Takada, Shingo (1579) Draw 1-1 -61893
6pioneer 44 Yamagata, Hiroki (1580) Won 2-1 +131906
7pioneer 13 Park, Geon-Wook (1719) Won 2-0 +141920
8pioneer 7 Yoshigoe, Hisamichi (1840) Won 2-0 +171937
9pioneer 4 Masukado, Kenta (2099) Lost 1-2 -151922
10pioneer 10 Shinohara, Gen 2 (1606) Won 2-1 +121934
11pioneer 6 Yokokawa, Yuta (1543) Lost 1-2 -251909
12pioneer 11 Kobayashi, Tatsuumi (1792) Lost 1-2 -201889
top average opponent: 1702record: 7-3-2 new rating: 1889

Grand Prix Nagoya 2020 (pioneer) starting rating: 1748
round table opponent (rating) result Δrating
2pioneer 353 Nakashima, Takumi (1583) Won 2-1 +151763
3pioneer 131 Miyajima, Jun'Ichi (1472) Won 2-0 +131776
4pioneer 136 Maruyama, Yuichiro (1554) Won 2-1 +141790
5pioneer 60 Hasegawa, Shun-ya (1553) Won 2-1 +141804
6pioneer 42 Saito, Tomoya (1675) Won 2-0 +151819
7pioneer 4 Yamaoka, Yusuke (1583) Won 2-1 +141833
8pioneer 10 Hirooka, Yoshihiro (1573) Won 2-1 +131846
9pioneer 2 Kamata, Kazuhiro (1906) Won 2-0 +191865
10pioneer 2 Mune, Kento (1790) Lost 0-2 -191846
11pioneer 6 Koike, Katsutoshi (1582) Won 2-0 +131859
12pioneer 8 Kobayashi, Kazutaka (1797) Lost 0-2 -191840
13pioneer 25 Kawano, Junichi (1742) Won 2-1 +161856
14pioneer 13 Nakao, Motohiko (1893) Lost 0-2 -171839
15pioneer 13 Ma, Yiyuan (1947) Won 2-1 +201859
top average opponent: 1689record: 11-3 new rating: 1859

Grand Prix Nagoya 2019 (ELD standard) starting rating: 1829
round table opponent (rating) result Δrating
2standard 158 Shinoda, Takayuki (1536) Lost 1-2 -231806
3standard 691 Murase, Tatsuya (1374) Lost 0-2 -261780
4standard 713 Kono, Kyoichiro (1483) Won 2-1 +131793
5standard 651 Schiber, Christopher (1761) Lost 0-2 -181775
6standard 651 Hishida, Tomoya (1256) Lost 1-2 -271748
top average opponent: 1482record: 1-4 new rating: 1748

Grand Prix Chiba 2019 (M20 limited) starting rating: 1863
round table opponent (rating) result Δrating
3sealed 180 Honjo, Kiyotaka (1314) Won 2-0 +91872
4sealed 62 Nagami, Youichi (1668) Won 2-0 +141886
5sealed 17 Tanaka, Yoshiyuki 6283 (1571) Won 2-0 +131899
6sealed 20 Nakagawa, Yuki (1630) Won 2-1 +131912
7sealed 1 Soga, Junya (1769) Won 2-0 +151927
8sealed 4 Shimadu, Naofumi (1665) Lost 1-2 -221905
9sealed 13 Saito, Tomoharu (1937) Lost 0-2 -181887
10draft 147 Naide, Kazutaka (1702) Lost 0-2 -211866
11draft 147 Yokota, Takuma (1512) Lost 1-2 -241842
12draft 60 Nobuta, Kazuhito (1482) Won 2-1 +111853
13draft 77 Hakozaki, Yuta (1487) Lost 0-2 -241829
top average opponent: 1612record: 6-5 new rating: 1829

Grand Prix Yokohama 2019 (modern) starting rating: 1803
round table opponent (rating) result Δrating
3modern 271 Zhou, Zhiqi (1545) Won 2-0 +141817
4modern 110 Miyamoto, Keisuke (1412) Won 2-1 +111828
5modern 93 Tahara, Ippei (1590) Won 2-0 +141842
6modern 55 Ezo, Keita (1588) Won 2-0 +131855
7modern 15 Wang, Chaofan (1580) Lost 0-2 -231832
8modern 94 Takisaka, Toru (1858) Lost 1-2 -171815
9modern 179 Kobayashi, Tatsuumi (2035) Won 2-0 +221837
10modern 131 Tsukada, Akihisa (1584) Won 2-1 +131850
11modern 46 Kawabe, Koki (1608) Lost 0-2 -221828
12modern 79 Terasawa, Kazuya (1803) Won 2-1 +171845
13modern 85 Yasooka, Shota (2044) Lost 1-2 -141831
14modern 125 Mune, Kento (1642) Won 2-0 +141845
15modern 68 Sekimoto, Kandai (1822) Won 2-1 +181863
top average opponent: 1701record: 9-4 new rating: 1863

Grand Prix Shizuoka 2018 (legacy) (legacy) starting rating: 1748
round table opponent (rating) result Δrating
3legacy 138 Furukawa, Syun6268 (1497) Won 2-1 +141762
4legacy 7 Kikuchi, Keita (1576) Won 2-0 +141776
5legacy 53 Shimizu, Toshiki (1835) Lost 1-2 -171759
6legacy 66 Tochii, Bunpei (1562) Won 2-0 +151774
7legacy 24 Imada, Tatsuki (1583) Won 2-1 +141788
8legacy 59 Shinomiya, Yusuke (1481) Won 2-0 +131801
9legacy 15 Choi, Kiho (1601) Won 2-1 +141815
10legacy 4 Takai, Shintaro (1596) Won 1-0 +141829
11legacy 6 Tsukamoto, Mitsuru (1837) Lost 0-2 -171812
12legacy 11 Yasuda, Hiroki (1578) Won 2-0 +131825
13legacy 6 Suzuki, Takahiro 3362 (1647) Lost 1-2 -211804
14legacy 23 Daigo, Toshimune (1626) Won 2-0 +151819
15legacy 13 Saito, Tomoharu (1958) Lost 1-2 -161803
top average opponent: 1644record: 9-4 new rating: 1803

Grand Prix Chiba 2018 (M19 limited) starting rating: 1751
round table opponent (rating) result Δrating
3sealed 198 Matsumura, Toshikazu (1667) Lost 1-2 -201731
4sealed 440 Sano, Kimiaki (1679) Won 2-0 +171748
5sealed 402 Arahori, Kazuaki (1566) Won 2-0 +151763
6sealed 111 Inui, Takashi (1643) Won 2-0 +161779
7sealed 160 Nakamura, Yuki 8131 (1722) Won 2-0 +171796
8sealed 113 Akaike, Yo (1672) Won 2-0 +161812
9sealed 55 Saida, Toshihiro (1810) Lost 0-2 -181794
10draft 667 Higurashi, Yukinao (1632) Won 2-0 +151809
11draft 731 Haneda, Daisuke (1707) Lost 1-2 -201789
12draft 623 Iwanaga, Koki (1610) Lost 0-2 -211768
13draft 707 Washimi, Kazuo (1694) Lost 0-2 -201748
top average opponent: 1673record: 6-5 new rating: 1748

Grand Prix Kyoto 2017 (HOU limited) starting rating: 1771
round table opponent (rating) result Δrating
3sealed 101 Masuda, Keigo (1578) Lost 1-2 -221749
4sealed 427 Masuda, Shougo (1624) Lost 1-2 -201729
5sealed 827 Sakai, Ryou (1563) Lost 0-2 -211708
6sealed 925 Taniwaki, Hikaru (1482) Won 2-0 +141722
7sealed 606 Toma, Shinya (1501) Won 2-0 +141736
8sealed 546 Traarbach, Charly (1850) Won 2-0 +201756
9sealed 271 Zhang, Chaoxi (1644) Won 2-1 +161772
10draft 171 Chuang, Po-Yu (1587) Lost 0-2 -211751
top average opponent: 1604record: 4-4 new rating: 1751

Grand Prix Shizuoka 2017 (AER standard) starting rating: 1789
round table opponent (rating) result Δrating
3standard 127 Nakano, Shinji (1757) Lost 0-2 -181771
top record: 0-1 new rating: 1771

Grand Prix Chiba 2016 (legacy) starting rating: 1697
round table opponent (rating) result Δrating
3legacy 33 Yamamoto, Kouhei (1558) Lost 1-2 -211676
4legacy 778 Sawatari, Kai (1550) Won 2-1 +161692
5legacy 228 Furuya, Youhei (1795) Draw 1-1 +21694
6legacy 370 Yasutomi, Hiroto (1884) Won 2-1 +211715
7legacy 224 Naraya, Takaaki (1680) Won 2-1 +181733
8legacy 131 Yano, Shizuma (1561) Draw 1-1 -31730
9legacy 243 Taguchi, Daisuke (1574) Won 2-0 +151745
10legacy 150 Dahn, Junie (1514) Won 2-1 +141759
11legacy 93 Kobayashi, Kenta (1532) Draw 1-1 -41755
12legacy 86 Ishiguro, Youhei (1680) Lost 1-2 -201735
13legacy 162 Hasegawa, Shouichi (1535) Won 2-0 +151750
14legacy 141 Kawasaki, Keita (2052) Won 2-0 +231773
15legacy 99 Horita, Toshiki (1691) Won 2-1 +161789
top average opponent: 1662record: 8-2-3 new rating: 1789

Grand Prix Tokyo 2016 (SOI standard) starting rating: 1748
round table opponent (rating) result Δrating
3standard 334 Kanaya, Hirosi (1531) Won 2-1 +141762
4standard 188 Hara, Hajime (1527) Lost 1-2 -221740
5standard 390 Masumoto, Kazuhiro (1565) Lost 1-2 -221718
6standard 770 Hirose, Naoki (1526) Lost 1-2 -211697
top average opponent: 1537record: 1-3 new rating: 1697

Grand Prix Nagoya 2016 (OGW limited) starting rating: 1704
round table opponent (rating) result Δrating
2sealed 511 Obi, Atsushi (1538) Won 2-0 +151719
3sealed 261 Ishida, Tetsuya (1489) Won 2-1 +141733
4sealed 192 Ito, Atsushi (1849) Lost 1-2 -161717
5sealed 318 Shimizu, Yusuke (1501) Won 2-0 +141731
6sealed 239 Tanaka, Kozue (1553) Won 2-0 +151746
7sealed 42 Wang, Kaiyin (1717) Lost 1-2 -181728
8sealed 188 Li, Maxwell (1676) Won 2-0 +171745
9sealed 99 Inagaki, Yukihiro (1649) Lost 1-2 -201725
10draft 326 Kamo, Keisuke (1578) Won 2-1 +151740
11draft 262 Kinugasa, Satoshi (1705) Won 2-0 +181758
12draft 345 Yoshizawa, Masaru (1660) Lost 0-2 -201738
13draft 48 Kagami, Takuya (1570) Lost 0-2 -211717
14draft 111 Hangyo, Tatsuya (1556) Won 2-0 +151732
15draft 92 Liu, Yunfan (1607) Won 2-0 +161748
top average opponent: 1618record: 9-5 new rating: 1748

Grand Prix Kobe 2015 (BFZ standard) starting rating: 1663
round table opponent (rating) result Δrating
3standard 194 Itou, Masayoshi (1515) Won 2-1 +161679
4standard 153 Hattori, Taiki (1752) Won 2-1 +191698
5standard 122 Mizuno, Nobuyoshi (1527) Won 2-1 +151713
6standard 37 Matsumoto, Naoya (1643) Won 2-0 +171730
7standard 15 Hasegawa, Akira (1583) Lost 0-2 -211709
8standard 92 Yamagami, Yudai (1898) Won 2-1 +211730
9standard 61 Takeda, Teruhisa (1619) Won 2-1 +161746
10standard 34 Chan, Sze Hang (1810) Lost 0-2 -171729
11standard 42 Iwasaki, Yusuke3769 (1599) Lost 0-2 -201709
12standard 76 Mutou, Yoshinosuke (1599) Lost 1-2 -201689
13standard 113 Takahashi, Nozomu (1719) Lost 0-2 -171672
14standard 132 Muramatsu, Yusuke (1577) Won 2-1 +161688
15standard 93 Adachi, Ryosuke (1595) Won 2-0 +161704
top average opponent: 1649record: 8-5 new rating: 1704

Grand Prix Chiba 2015 (MM2 limited) starting rating: 1658
round table opponent (rating) result Δrating
2sealed 2227 Kaneko, Masayuki (1520) Lost 0-2 -201638
3sealed 2284 Itou, Ren (1521) Won 2-1 +161654
4sealed 2147 Kanasawa, Satohito (1494) Lost 1-2 -211633
5sealed 2311 Boku, Takashi (1650) Won 2-1 +181651
6sealed 2138 Uemura, Akihiro (1524) Won 2-0 +161667
7sealed 2141 Mizutani, Yuki (1530) Won 2-1 +151682
8sealed 2080 Yamazaki, Hiroyuki (1629) Lost 0-2 -191663
top average opponent: 1553record: 4-3 new rating: 1663

Grand Prix Shizuoka 2015 (KTK limited) starting rating: 1661
round table opponent (rating) result Δrating
1sealed 743 Yamaguchi, Hiroshi9054 (1481) Won 2-1 +151676
2sealed 719 Kotani, Sunao (1463) Won 2-1 +141690
3sealed 748 Kawanishi, Naoya (1535) Lost 1-2 -201670
4sealed 838 Narita, Kouhei (1520) Won 2-0 +151685
5sealed 741 Yamane, Yuuki (1403) Lost 1-2 -231662
6sealed 756 Asami, Masakazu (1400) Lost 0-2 -231639
7sealed 836 Yokota, Masaaki (1520) Won 2-1 +161655
8sealed 791 Tamura, Ryo (1944) Lost 1-2 -131642
9sealed 779 Tomimatsu, Yosihumi (1532) Won 2-1 +161658
top average opponent: 1533record: 5-4 new rating: 1658

Grand Prix Kobe 2014 (modern) starting rating: 1634
round table opponent (rating) result Δrating
3modern 874 Taniguchi, Hiroaki (1760) Won 2-1 +201654
4modern 709 Matsuda, Yuuichirou (1547) Won 2-0 +161670
5modern 729 Yuki, Kuroyanagi (1571) Won 2-0 +161686
6modern 701 Fukuoka, Naoto (1499) Draw 1-1 -31683
7modern 715 Murakami, Kazuya4428 (1590) Won 2-0 +161699
8modern 708 Ichikawa, Takayoshi (1690) Lost 0-2 -181681
9modern 730 Okamoto, Yuuma (1596) Lost 0-2 -201661
top average opponent: 1608record: 4-2-1 new rating: 1661

Grand Prix Nagoya 2014 (BNG limited) starting rating: 1652
round table opponent (rating) result Δrating
2sealed 6 Hashizume, Yuuya (1704) Won 2-1 +191671
3sealed 44 Miyamoto, Akihiro (1490) Lost 0-2 -211650
4sealed 255 Kim, Ki-won (1564) Won 2-1 +161666
5sealed 183 Mitsuma, Takayuki (1575) Lost 1-2 -191647
6sealed 200 Ooi, Masaki (1493) Lost 1-2 -211626
7sealed 228 Maruyama, Satoshi (1389) Won 2-0 +141640
8sealed 169 Matsubara, Tohru (1572) Won 2-1 +161656
9sealed 116 Hanawa, Atsushi (1390) Lost 1-2 -221634
top average opponent: 1522record: 4-4 new rating: 1634

Grand Prix Shizuoka 2013 (THS standard) starting rating: 1510
round table opponent (rating) result Δrating
3standard 518 Meguro, Masahiko (1474) Won 2-1 +181528
4standard 573 Fujimoto, Tomoya (1536) Won 2-1 +181546
5standard 513 Tagomori, Shou (1570) Won 2-0 +181564
6standard 515 Hayakawa, Sho (1534) Won 2-1 +181582
7standard 506 Harano, Takahiro (1735) Lost 1-2 -161566
8standard 519 Aryabhima, Rahman (1790) Won 2-0 +221588
9standard 628 Sugihara, Toshihiro (1611) Lost 1-2 -171571
10standard 54 Irimura, Daisuke (1589) Won 2-1 +181589
11standard 35 Saito, Tomoharu (1798) Lost 1-2 -141575
12standard 64 Yamao, Kazuhito (1547) Won 2-1 +171592
13standard 57 Komuro, Shuu (1949) Won 2-0 +251617
14standard 43 Ishiwada, Hiroyuki (1565) Won 2-0 +171634
15standard 15 Uzawa, Yuichi (1663) Won 2-0 +181652
top average opponent: 1643record: 10-3 new rating: 1652

Grand Prix Yokohama 2013 (GTC limited) starting rating: 1527
round table opponent (rating) result Δrating
2sealed 11 Mizuno, Kunihiko (1516) Lost 1-2 -181509
3sealed 342 Mori, Yoshimasa (1358) Lost 0-2 -211488
4sealed 396 Sugimoto, Takaaki (1473) Won 2-0 +181506
5sealed 340 Mori, Takeshi (1496) Won 2-0 +181524
6sealed 282 Kubota, Kenta (1784) Lost 1-2 -141510
top average opponent: 1525record: 2-3 new rating: 1510

Grand Prix Nagoya 2012 (RTR standard) starting rating: 1522
round table opponent (rating) result Δrating
3standard 40 Yamaguchi, Takumi (1536) Lost 1-2 -181504
4standard 307 Yamakawa, Hiroaki (1531) Won 2-0 +191523
5standard 298 Saitou, Ryuuga (1461) Won 2-1 +171540
6standard 122 Arita, Ryuichi (1771) Won 2-0 +221562
7standard 81 Tamaki, Junnosuke (1653) Lost 0-2 -161546
8standard 159 Tokunaga, Hiroki (1515) Lost 1-2 -191527
top average opponent: 1578record: 3-3 new rating: 1527

Grand Prix Yokohama 2012 (modern) starting rating: 1500
round table opponent (rating) result Δrating
2modern 396 Oikawa, Masafumi (1440) Won 2-0 +171517
3modern 226 Itabashi, Ryo (1535) Won 2-1 +181535
4modern 80 Ishiwada, Hiroyuki (1506) Lost 1-2 -181517
5modern 148 Juumonji, Ryou (1782) Lost 0-2 -141503
6modern 226 Iwamoto, Masahiro (1519) Won 2-0 +191522
7modern 189 Egashira, Ryou (1533) Won 2-1 +181540
8modern 163 Kurimori, Yuuta (1556) Lost 0-2 -181522
top average opponent: 1553record: 4-3 new rating: 1522