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Sakai, Toshinori
Current rating: 1542

Grand Prix Nagoya 2019 (ELD standard) starting rating: 1581
round table opponent (rating) result Δrating
1standard 110 Imaizumi, Hitoshi (1500) Won 2-0 +171598
2standard 298 Shiotani, Keiichiro (1526) Lost 1-2 -201578
3standard 630 Kosaka, Kazune (1740) Lost 0-2 -151563
4standard 722 Nakae, Hirotaka (1406) Lost 0-2 -211542
top average opponent: 1543record: 1-3 new rating: 1542

Grand Prix Chiba 2019 (M20 limited) starting rating: 1599
round table opponent (rating) result Δrating
1sealed 635 Matubayashi, Kazunori (1617) Lost 0-2 -181581
top record: 0-1 new rating: 1581

Grand Prix Yokohama 2019 (modern) starting rating: 1667
round table opponent (rating) result Δrating
1modern 624 Mori, Tomoki (1500) Lost 0-2 -211646
2modern 877 Hong, Jungmo (1482) Lost 0-2 -211625
3modern 1064 Sano, Yutarou (1467) Lost 1-2 -201605
4modern 1174 Tsunematsu, Hiroshi (1443) Won 2-0 +151620
5modern 1044 Nagamine, Toshiki (1466) Lost 1-2 -211599
top average opponent: 1472record: 1-4 new rating: 1599

Grand Prix Shizuoka 2018 (standard) (GRN standard) starting rating: 1683
round table opponent (rating) result Δrating
1standard 669 Tanizaki, Masakazu (1500) Won 2-1 +141697
2standard 509 Nagami, Takahiro (1544) Lost 0-2 -201677
3standard 701 Matsumoto, Naoya (1537) Won 2-1 +151692
4standard 704 Takagi, Kenji (1425) Won 2-0 +131705
5standard 482 Yanase, Kaname (1713) Lost 0-2 -181687
6standard 562 Oda, Ryutaro (1579) Lost 0-2 -201667
top average opponent: 1549record: 3-3 new rating: 1667

Grand Prix Chiba 2018 (M19 limited) starting rating: 1713
round table opponent (rating) result Δrating
1sealed 350 Sakai, Tatsuya (1500) Lost 1-2 -221691
2sealed 873 Fukuchi, Yutaka (1525) Won 2-1 +151706
3sealed 992 Oba, Akihiro (1522) Lost 0-2 -211685
4sealed 851 Fujita, Osamu (1657) Lost 1-2 -191666
5sealed 965 Tanaka, Yoshihiro (1469) Won 2-0 +151681
6sealed 828 Hosoda, Masamitsu (1486) Lost 1-2 -221659
7sealed 684 Maeda, Takashi (1269) Won 2-0 +121671
8sealed 562 Tanaka, Tomonori (1333) Won 2-0 +121683
top average opponent: 1470record: 4-4 new rating: 1683

Grand Prix Kyoto 2017 (HOU limited) starting rating: 1731
round table opponent (rating) result Δrating
1sealed 560 Kobayashi, Yuki9104 (1500) Won 2-0 +141745
2sealed 377 Okuyama, Kotaro (1383) Won 2-0 +121757
3sealed 222 Sato, Naoki (1550) Won 2-1 +141771
4sealed 244 Takahashi, Zen (2033) Lost 0-2 -131758
5sealed 215 Nagao, Naoki (1519) Lost 0-2 -221736
6sealed 422 Yamada, Mitsuhiro (1485) Lost 0-2 -231713
top average opponent: 1578record: 3-3 new rating: 1713

Grand Prix Kobe 2017 (modern) starting rating: 1742
round table opponent (rating) result Δrating
1modern 542 Fukuda, Yoshifumi (1467) Lost 0-2 -231719
2modern 918 Hamasuna, Yoshitaka (1525) Lost 1-2 -221697
3modern 1173 Nakabe, Ikki (1480) Won 2-0 +141711
4modern 982 Ishizaki, Ryousuke (1474) Won 2-0 +141725
5modern 929 Kuriyama, Toshikazu (1404) Won 2-0 +121737
6modern 818 Ishikawa, Kenya (1550) Won 2-1 +151752
7modern 303 Matsui, Yasuo (1603) Lost 0-2 -211731
top average opponent: 1500record: 4-3 new rating: 1731

Grand Prix Shizuoka 2017 (AER standard) starting rating: 1723
round table opponent (rating) result Δrating
1standard 646 Takahashi, Shiori (1462) Won 2-0 +141737
2standard 58 Hirose, Daisuke (1834) Won 2-1 +191756
3standard 433 Kouki, Nakamura (1520) Won 2-1 +141770
4standard 131 Yamashiro, Atsuki (1520) Lost 0-2 -221748
5standard 314 Otahara, Sho (1615) Won 2-0 +151763
6standard 250 Mukasa, Yoshiya (1543) Won 2-1 +141777
7standard 88 Bae, Sanghoon (1727) Won 2-1 +171794
8standard 107 Shimizu, Syouta (1645) Won 2-0 +161810
9standard 48 Hosokawa, Yuya (1791) Lost 1-2 -191791
10standard 157 Kihara, Atsuki (1797) Won 2-0 +191810
11standard 82 Yukuhiro, Ken (2132) Lost 0-2 -131797
12standard 76 Usui, Haruki (1901) Lost 0-2 -161781
13standard 227 Huang, Hao-Shan (1877) Lost 0-2 -161765
14standard 229 Itazu, Yoshihisa (1470) Lost 0-2 -231742
top average opponent: 1702record: 8-6 new rating: 1742

Grand Prix Chiba 2016 (legacy) starting rating: 1621
round table opponent (rating) result Δrating
1legacy 293 Muneishi, Hideaki (1475) Lost 0-2 -201601
2legacy 653 Nakahara, Yoshihiro (1428) Won 2-0 +151616
3legacy 818 Yarita, Yoshiaki (1463) Won 2-1 +151631
4legacy 377 Ishimaru, Naoki (1517) Won 2-1 +161647
5legacy 378 Kamoi, Ryo (1686) Won 2-1 +191666
6legacy 321 Satou, Tsubasa (1674) Won 2-0 +181684
7legacy 69 Kusakawa, Naoto (1503) Won 2-1 +141698
8legacy 66 Takahashi, Kei (1624) Won 2-1 +171715
9legacy 36 Kiyohara, Daichi (1609) Won 2-1 +161731
10legacy 7 Matsumoto, Kazuma 0580 (1603) Lost 0-2 -201711
11legacy 31 Yam, Wing Chun (1957) Won 2-1 +221733
12legacy 46 Hayashi, Takatomo (1596) Lost 1-2 -201713
13legacy 110 Ogata, Taro (1594) Won 2-0 +161729
14legacy 69 Okano, Yukimasa (1534) Lost 0-2 -221707
15legacy 83 Nakajima, Takuto (1613) Won 2-0 +161723
top average opponent: 1592record: 11-4 new rating: 1723

Grand Prix Kobe 2015 (BFZ standard) starting rating: 1581
round table opponent (rating) result Δrating
1standard 125 Fujii, Ami (1363) Won 2-0 +141595
2standard 204 Miyazaki, Kodai (1649) Lost 0-2 -171578
3standard 656 Takahashi, Naohiro (1504) Won 2-1 +161594
4standard 368 Okutani, Kazuki (1503) Draw 1-1 -11593
5standard 590 Marui, Yuki (1488) Won 2-1 +161609
6standard 337 Okai, Toshiki (1542) Won 2-0 +171626
7standard 228 Hiiro, Uematsu (1561) Won 2-1 +161642
8standard 112 Maruyama, Satoshi (1477) Lost 0-2 -211621
top average opponent: 1511record: 5-2-1 new rating: 1621

Grand Prix Chiba 2015 (MM2 limited) starting rating: 1567
round table opponent (rating) result Δrating
1sealed 307 Nomura, Hiroshi (1523) Won 2-0 +171584
2sealed 68 Shimamura, Kazushige (1420) Lost 0-2 -211563
3sealed 340 Takahashi, Tsukasa (1499) Won 2-0 +171580
4sealed 253 Daikai, Rikiya (1547) Won 2-1 +171597
5sealed 108 Yamada, Masato1566 (1471) Lost 1-2 -201577
6sealed 272 Itagaki, Ryuji (1731) Won 2-1 +211598
7sealed 152 Aoki, Takuya (1636) Lost 1-2 -171581
top average opponent: 1547record: 4-3 new rating: 1581

Grand Prix Kyoto 2015 (legacy) starting rating: 1597
round table opponent (rating) result Δrating
1legacy 259 Oono, Kai (1462) Won 2-0 +151612
2legacy 75 Tsukida, Hitoshi (1518) Lost 1-2 -191593
3legacy 261 Takaizumi, Yosuke (1512) Lost 1-2 -201573
4legacy 336 Tanaka, Makoto (1303) Won 2-1 +131586
5legacy 279 Yamamoto, Kenta (1515) Lost 1-2 -191567
top average opponent: 1462record: 2-3 new rating: 1567

Grand Prix Shizuoka 2015 (KTK limited) starting rating: 1585
round table opponent (rating) result Δrating
1sealed 299 Shiba, Yoshimasa (1500) Won 2-0 +171602
2sealed 65 Tanaka, Sou (1440) Won 2-1 +151617
3sealed 81 Ding, Yi (1635) Lost 0-2 -181599
4sealed 319 Fujimaki, Satoshi (1551) Won 2-1 +171616
5sealed 134 Yamamoto, Tsuyoshi (1536) Lost 0-2 -191597
top average opponent: 1532record: 3-2 new rating: 1597

Grand Prix Kobe 2014 (modern) starting rating: 1574
round table opponent (rating) result Δrating
1modern 984 Yamamoto, Keiichi (1501) Won 2-1 +161590
2modern 812 Sano, Kouta (1457) Won 2-1 +161606
3modern 841 Kadowaki, Masashi (1536) Won 2-1 +171623
4modern 736 Watanabe, Yuuki (1554) Won 2-1 +161639
5modern 756 Tsukagoshi, Tadaki (1752) Lost 1-2 -161623
6modern 822 Sato, Shinya (1566) Lost 0-2 -191604
7modern 800 Kanda, Yuzuru (1541) Lost 0-2 -191585
top average opponent: 1558record: 4-3 new rating: 1585

Grand Prix Nagoya 2014 (BNG limited) starting rating: 1611
round table opponent (rating) result Δrating
1sealed 95 Takagi, Kazuki (1423) Won 2-0 +141625
2sealed 174 Tanida, Akimasa (1501) Lost 1-2 -201605
3sealed 333 Itou, Tai (1486) Lost 1-2 -201585
4sealed 294 Kubota, Katsuma (1479) Won 2-0 +161601
5sealed 223 Matsuyama, Takuya (1477) Lost 1-2 -201581
6sealed 270 Jo, Mo (1486) Lost 0-2 -201561
7sealed 253 Sukou, Reo (1467) Won 2-0 +161577
8sealed 201 Toshida, Shin'ichi (1450) Lost 0-2 -201557
9sealed 180 Uchida, Yuki (1495) Won 2-0 +171574
top average opponent: 1474record: 4-5 new rating: 1574

Grand Prix Shizuoka 2013 (THS standard) starting rating: 1585
round table opponent (rating) result Δrating
2standard 536 Owada, Kazuya (1547) Won 2-1 +181603
3standard 693 Sano, Masahiko (1537) Lost 1-2 -191584
4standard 616 Takami, Yuta (1571) Lost 0-2 -191565
5standard 714 Isoda, Bunta (1501) Lost 1-2 -191546
6standard 812 Wood, Christopher (1449) Won 2-1 +161562
7standard 744 Satou, Daichi (1559) Won 2-0 +181580
8standard 696 Ohori, Akihito (1413) Won 2-1 +151595
9standard 699 Tsuchihashi, Takuya (1443) Won 2-1 +161611
top average opponent: 1503record: 5-3 new rating: 1611

Grand Prix Kitakyushu 2013 (M14 standard) starting rating: 1553
round table opponent (rating) result Δrating
1standard 196 Minamoto, Teruaki (1500) Won 2-1 +171570
2standard 233 Pritt, Gary (1466) Lost 0-2 -201550
3standard 304 Nakata, Tatsuya (1505) Lost 0-2 -191531
4standard 485 Ishifuro, Yuichi (1482) Won 2-1 +171548
5standard 450 Nakayama, Hiroshi (1501) Won 2-1 +181566
6standard 221 Hirata, Koutatsu (1503) Won 2-1 +161582
7standard 255 Imai, Satoshi (1740) Won 2-0 +211603
8standard 117 Maeno, Kazuha (1614) Lost 1-2 -181585
top average opponent: 1539record: 5-3 new rating: 1585

Grand Prix Nagoya 2012 (RTR standard) starting rating: 1494
round table opponent (rating) result Δrating
1standard 108 Obata, Yudai (1500) Won 2-0 +181512
2standard 312 Miyagi, Moto (1533) Won 2-1 +181530
3standard 213 Nowaki, Seiji (1536) Won 2-1 +181548
4standard 178 Ozawa, Takeshi (1839) Won 2-1 +241572
5standard 7 Arai, Daisuke (1540) Lost 0-2 -191553
6standard 148 Watanabe, Masashi (1554) Won 2-1 +181571
7standard 145 Nuruki, Hiroaki (1572) Lost 0-2 -181553
8standard 137 Fujii, Masahiro (1561) Lost 1-2 -181535
9standard 209 Mizuno, Tatsurou (1517) Won 2-0 +181553
top average opponent: 1573record: 6-3 new rating: 1553

Grand Prix Niigata 2009 (M10 limited) starting rating: 1494
round table opponent (rating) result Δrating
1sealed 43 Sasaki, Yuusuke (Hyogo) (1545) Draw 1-1 +11495
2sealed 187 Nagai, Masaya (1500) Won 2-1 +181513
3sealed 103 Ishida, Ryuichiro (1464) Lost 0-2 -191494
4sealed 216 Kamada, Yuuki (1499) Won 2-0 +181512
5sealed 151 Mera, Kenichi (1480) Lost 1-2 -181494
top average opponent: 1498record: 2-2-1 new rating: 1494

Grand Prix Nagoya 2004 (5DN standard) starting rating: 1467
round table opponent (rating) result Δrating
2standard 231 Yamamoto, Keitaro (1512) Won 2-0 +191486
3standard 18 Toyama, Kazuaki (1536) Lost 0-2 -171469
4standard 193 Yamada, Shou (1518) Won 2-1 +191488
5standard 76 Yasutomi, Hiroto (1734) Won 2-0 +221510
6standard 107 Sakuma, Toshimitsu (1628) Lost 1-2 -161494
top average opponent: 1586record: 3-2 new rating: 1494

Grand Prix Shizuoka 2003 (MRD limited) starting rating: 1463
round table opponent (rating) result Δrating
1sealed 20 Tatsumi, Yasukazu (1539) Draw 1-1 +21465
2sealed 180 Nonaka, Masafumi (1508) Won 2-0 +181483
3sealed 103 Murasawa, Yuuya (1466) Won 2-1 +181501
4sealed 70 Wakuda, Hiroyasu (1485) Lost 1-2 -181483
5sealed 130 Ozawa, Takeshi (1609) Lost 1-2 -161467
top average opponent: 1521record: 2-2-1 new rating: 1467

Grand Prix Utsunomiya 2002 (ONS rochester) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 54 Amao, Hiroshi (1447) Lost 1-2 -191481
2sealed 238 Watanabe, Masanari (1492) Lost 1-2 -181463
3sealed 299 Kunugi, Ryou (1464) Lost 0-2 -181445
4sealed 289 Sasaki, Kuniaki (1446) Won 2-1 +181463
top average opponent: 1462record: 1-3 new rating: 1463