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Aihara, Shogaku
Current rating: 1506

Grand Prix Nagoya 2020 (pioneer) starting rating: 1539
round table opponent (rating) result Δrating
2pioneer 63 Hagi, Shogo (1576) Lost 0-2 -181521
3pioneer 660 Fujii, Yuuki (1405) Won 2-1 +161537
4pioneer 411 Hoshi, Kazuto (1733) Lost 0-2 -141523
5pioneer 543 Yoshimori, Sho (1613) Lost 1-2 -171506
top average opponent: 1582record: 1-3 new rating: 1506

Grand Prix Chiba 2019 (M20 limited) starting rating: 1536
round table opponent (rating) result Δrating
2sealed 459 Michibata, Tatsuya (1572) Lost 1-2 -181518
3sealed 661 Ohashi, Kentarou (1552) Won 2-0 +191537
4sealed 442 Yang, Jingheng (1521) Won 2-1 +181555
5sealed 217 Kinoshita, Mika (1494) Won 2-0 +171572
6sealed 252 Tsukagoshi, Tadaki (1684) Lost 1-2 -161556
7sealed 268 Kitamura, Ryo (1611) Lost 1-2 -171539
top average opponent: 1572record: 3-3 new rating: 1539

Grand Prix Yokohama 2019 (modern) starting rating: 1559
round table opponent (rating) result Δrating
1modern 287 Lakeman, Tristan (1453) Lost 1-2 -201539
2modern 634 Amagai, Masahiro (1354) Won 2-1 +151554
3modern 905 Izumitani, Takuma (1436) Lost 0-2 -201534
4modern 847 Mikami, Ryo (1480) Won 2-0 +171551
5modern 643 Kutsuna, Yohei (1713) Lost 0-2 -151536
top average opponent: 1487record: 2-3 new rating: 1536

Grand Prix Kyoto 2019 (RNA standard) starting rating: 1565
round table opponent (rating) result Δrating
1standard 94 Takahashi, Kouhei (1409) Lost 1-2 -211544
2standard 753 Ikai, Daiki (1444) Won 2-0 +161560
3standard 597 Kung, Lam Yan (1513) Won 2-0 +171577
4standard 289 Kagami, Hajime (1615) Won 2-1 +191596
5standard 158 Nakatani, Hiroki (1451) Lost 0-2 -201576
6standard 557 Kobayashi, Kazutaka (1669) Lost 1-2 -171559
top average opponent: 1517record: 3-3 new rating: 1559

Grand Prix Shizuoka 2018 (standard) (GRN standard) starting rating: 1546
round table opponent (rating) result Δrating
1standard 383 Hagihara, Shota (1481) Won 2-0 +171563
2standard 615 Murayama, Kyohei (1506) Lost 1-2 -191544
3standard 710 Minotani, Jun (1612) Won 2-1 +191563
4standard 434 Sugiyama, Yuu (1754) Won 2-0 +221585
5standard 580 Onoda, Kenji (1647) Draw 1-1 +11586
6standard 449 Goto, Kosuke (1414) Won 2-1 +151601
7standard 348 Watanabe, Shinichiro (1551) Lost 0-2 -191582
8standard 461 Mituyasu, Yuki (1646) Lost 1-2 -171565
top average opponent: 1576record: 4-3-1 new rating: 1565

Grand Prix Shizuoka 2018 (legacy) (legacy) starting rating: 1553
round table opponent (rating) result Δrating
1legacy 410 Katou, Yuuki (1500) Lost 0-2 -191534
2legacy 240 Morishita, Yoshihisa (1364) Won 2-1 +151549
3legacy 498 Tanaka, Takehiro (1430) Lost 1-2 -201529
4legacy 507 Tooi, Yuuta (1518) Won 2-0 +181547
5legacy 417 Akaiwa, Taku (1575) Won 2-0 +181565
6legacy 199 Matsumoto, Yu (1508) Lost 1-2 -191546
top average opponent: 1483record: 3-3 new rating: 1546

Grand Prix Chiba 2018 (M19 limited) starting rating: 1597
round table opponent (rating) result Δrating
1sealed 117 Hakozaki, Yuta (1480) Won 2-0 +161613
2sealed 90 Hamasaki, Yuzuru (1558) Lost 1-2 -191594
3sealed 843 Shibayama, Hayato (1265) Lost 0-2 -241570
4sealed 829 Kadota, Shinichi (1638) Lost 0-2 -171553
top average opponent: 1485record: 1-3 new rating: 1553

Grand Prix Kyoto 2017 (HOU limited) starting rating: 1647
round table opponent (rating) result Δrating
2sealed 344 Kishihara, Nobuaki (1643) Lost 0-2 -181629
3sealed 700 Katagiri, Keisuke (1513) Won 2-0 +161645
4sealed 567 Saito, Keisuke (1426) Won 2-1 +141659
5sealed 500 Kobayashi, Akihiro (1416) Lost 1-2 -221637
6sealed 719 Sano, Keisuke (1482) Lost 1-2 -211616
7sealed 618 Karatsu, Yoshifumi (1545) Lost 0-2 -191597
top average opponent: 1504record: 2-4 new rating: 1597

Grand Prix Kobe 2017 (modern) starting rating: 1605
round table opponent (rating) result Δrating
2modern 476 Kung, Lam Yan (1559) Won 2-1 +171622
3modern 354 Shinomiya, Yusuke (1379) Won 2-1 +141636
4modern 158 Tamada, Ryoichi (1705) Lost 0-2 -171619
5modern 517 Igarashi, Takuma (1507) Won 2-1 +161635
6modern 342 Matsui, Yasuo (1621) Won 2-1 +181653
7modern 142 Uechi, Shintaro (1556) Won 2-1 +161669
8modern 119 Sho, Onishi (1596) Won 2-0 +171686
9modern 59 Kimura, Ryou (1581) Lost 1-2 -201666
10modern 158 Sakamoto, Takumi (1586) Lost 0-2 -201646
11modern 195 Maruyama, Yuichiro (1661) Won 2-1 +191665
12modern 95 Hirata, Koutatsu (1710) Lost 1-2 -181647
top average opponent: 1587record: 7-4 new rating: 1647

Grand Prix Shizuoka 2017 (AER standard) starting rating: 1620
round table opponent (rating) result Δrating
2standard 494 Dorsey, Brooks (1729) Lost 1-2 -161604
3standard 1021 Okamura, Marei (1503) Won 2-0 +161620
4standard 445 Gladwin, Marianne (1331) Lost 1-2 -231597
5standard 904 Fuji, Masamitu (1501) Won 2-0 +161613
6standard 620 Matsubara, Shintaro (1533) Lost 0-2 -191594
7standard 709 Furuuchi, Kaoru (1518) Won 2-0 +161610
8standard 641 Shibata, Satoru (1447) Won 2-1 +151625
9standard 406 Hiraoka, Yuto (1494) Lost 0-2 -201605
top average opponent: 1507record: 4-4 new rating: 1605

Grand Prix Chiba 2016 (legacy) starting rating: 1525
round table opponent (rating) result Δrating
3legacy 431 Kobayashi, Souma (1518) Lost 1-2 -181507
4legacy 449 Tay, Ken (1446) Lost 0-2 -191488
5legacy 730 Murakami, Takaaki (1502) Lost 1-2 -181470
6legacy 783 Kan, Masanori (1452) Won 2-0 +181488
7legacy 809 Szatkowski, David (1340) Won 2-0 +151503
8legacy 633 Sugimoto, Hiroaki (1601) Won 2-0 +201523
9legacy 338 Umehara, Kei (1760) Won 2-0 +221545
10legacy 339 Okawa, Hiroshi (1534) Lost 1-2 -181527
11legacy 296 Shimizu, Hiroaki 7321 (1536) Won 2-0 +181545
12legacy 191 Daigo, Toshimune (1497) Won 2-0 +171562
13legacy 168 Dong, Pu (1611) Won 2-1 +191581
14legacy 151 Kamo, Riki (1716) Won 2-1 +211602
15legacy 115 Sueyosi, Ikkou (1614) Won 2-1 +181620
top average opponent: 1548record: 9-4 new rating: 1620

Grand Prix Tokyo 2016 (SOI standard) starting rating: 1547
round table opponent (rating) result Δrating
1standard 145 Konoma, Nobuyuki (1563) Lost 0-2 -171530
2standard 1029 Jeonghoon, Kim (1482) Won 2-0 +171547
3standard 820 Higashi, Koutarou (1503) Lost 1-2 -191528
4standard 1411 Higashi, Yuusuke (1505) Won 2-1 +181546
5standard 1105 Nakano, Tomohiko (1499) Won 2-0 +171563
6standard 951 Planter Fernandez, Carlos (1479) Lost 0-2 -201543
7standard 901 Ishibashi, Akihito (1449) Won 2-0 +171560
8standard 644 Suzuki, Kyou (1711) Lost 1-2 -161544
9standard 731 Mizutani, Yuki (1478) Lost 0-2 -191525
top average opponent: 1519record: 4-5 new rating: 1525

Grand Prix Nagoya 2016 (OGW limited) starting rating: 1516
round table opponent (rating) result Δrating
1sealed 617 Noguchi, Hiromasa (1422) Won 2-0 +161532
2sealed 105 Kawaguchi, Kenji (1640) Won 2-1 +201552
3sealed 125 Ebihara, Hirotaka (1629) Won 2-1 +201572
4sealed 234 Yamamoto, Shohei (1806) Lost 1-2 -141558
5sealed 406 Kawano, Junichi (1690) Won 2-0 +201578
6sealed 154 Nomoto, Hidetaka (1669) Lost 1-2 -161562
7sealed 250 Iwamoto, Nobuyuki (1838) Won 2-0 +231585
8sealed 166 Fukuya, Kenji (1496) Lost 0-2 -201565
9sealed 515 Imahata, Sho (1590) Lost 1-2 -181547
top average opponent: 1642record: 5-4 new rating: 1547

Grand Prix Kobe 2015 (BFZ standard) starting rating: 1509
round table opponent (rating) result Δrating
3standard 62 Kutsukake, Takuro (1514) Lost 0-2 -181491
4standard 367 Nakamura, Yuki6123 (1517) Won 2-0 +191510
5standard 281 Takami, Yuta (1599) Draw 1-1 +11511
6standard 366 Yuuhi, Fuchimoto (1499) Won 2-1 +181529
7standard 230 Maezono, Kenta (1581) Won 2-1 +191548
8standard 132 Yoshinaga, Mitsuteru (1728) Lost 1-2 -151533
9standard 237 Suzuki, Issei (1560) Lost 1-2 -171516
top average opponent: 1571record: 3-3-1 new rating: 1516

Grand Prix Chiba 2015 (MM2 limited) starting rating: 1567
round table opponent (rating) result Δrating
1sealed 975 Tomita, Keishi (1500) Lost 0-2 -191548
2sealed 1390 Itoh, Yoshio (1464) Lost 1-2 -191529
3sealed 1360 Miyasaka, Takeshi (1456) Lost 0-2 -201509
top average opponent: 1473record: 0-3 new rating: 1509

Grand Prix Kobe 2014 (modern) starting rating: 1613
round table opponent (rating) result Δrating
1modern 765 Tanaka, Makoto (1284) Lost 1-2 -241589
2modern 1003 Nomoto, Kazuma (1498) Lost 1-2 -201569
3modern 1227 Tanino, Ryutaro (1463) Draw 1-1 -21567
top average opponent: 1415record: 0-2-1 new rating: 1567

Grand Prix Shizuoka 2013 (THS standard) starting rating: 1623
round table opponent (rating) result Δrating
1standard 728 Hashimoto, Keisuke (1651) Lost 0-2 -181605
2standard 745 Ikeda, Naoto (1229) Lost 1-2 -241581
3standard 920 Osuga, Hiroaki (1468) Won 2-0 +161597
4standard 871 Mizuta, Tatsuya (1486) Won 2-0 +161613
5standard 786 Sato, Tatsuo (1501) Won 2-0 +161629
6standard 762 Takagi, Takayuki (1736) Lost 0-2 -161613
top average opponent: 1512record: 3-3 new rating: 1613

Grand Prix Yokohama 2013 (GTC limited) starting rating: 1648
round table opponent (rating) result Δrating
2sealed 790 Anzai, Yuusuke (1518) Won 2-1 +161664
3sealed 784 Yasuda, Seita (1496) Won 2-0 +151679
4sealed 730 Kuribayashi, Tatsunori (1524) Lost 1-2 -211658
5sealed 733 Okada, Wataru (1729) Lost 0-2 -171641
6sealed 889 Ando, Koyo (1614) Lost 0-2 -181623
top average opponent: 1576record: 2-3 new rating: 1623

Grand Prix Nagoya 2012 (RTR standard) starting rating: 1679
round table opponent (rating) result Δrating
3standard 132 Hirata, Minoru (1657) Lost 0-2 -191660
4standard 419 Sugisawa, Daiki (1494) Won 2-0 +151675
5standard 352 Kajiyama, Yu (1483) Lost 0-2 -211654
6standard 371 Miyata, Haruka (1517) Won 2-1 +151669
7standard 214 Kanekiyo, Ryusuke (1499) Lost 1-2 -211648
top average opponent: 1530record: 2-3 new rating: 1648

Grand Prix Yokohama 2012 (modern) starting rating: 1500
round table opponent (rating) result Δrating
1modern 107 Yamazaki, Yukihiro (1500) Won 2-1 +181518
2modern 171 Kamioka, Masayuki (1455) Won 2-1 +171535
3modern 156 Yutaka M., (1541) Won 2-0 +181553
4modern 105 Kanekiyo, Ryusuke (1528) Lost 0-2 -181535
5modern 99 Nakamura, Junya (1660) Won 2-1 +201555
6modern 176 Ito, Jun (1597) Won 2-1 +191574
7modern 31 Hosokawa, Yuya (1736) Won 2-0 +201594
8modern 17 Hamasuna, Yoshitaka (1585) Won 2-0 +181612
9modern 38 Kim, Min-su (Japan) (1900) Won 2-1 +231635
10modern 11 Umehara, Kei (1538) Lost 0-2 -191616
11modern 48 Kawaguchi, Kyouhei (1720) Won 2-0 +201636
12modern 15 Kouge, Kazuhiro (1580) Won 2-1 +171653
13modern 14 Morofuji, Takuma (1820) Won 2-1 +211674
14modern 8 Kawakami, Hiroshi (1840) Won 2-0 +211695
15modern 7 Ushijima, Masaki (1812) Lost 0-2 -161679
16modern 13 Takaoka, Yusuke (1654) ID 01679
top average opponent: 1654record: 12-3-1 new rating: 1679