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Ishii, Masashi
Current rating: 1461

Grand Prix Chiba 2019 (M20 limited) starting rating: 1490
round table opponent (rating) result Δrating
1sealed 398 Hata, Tomonori0099 (1416) Won 2-1 +171507
2sealed 129 Nakagawa, Yuki (1549) Lost 0-2 -171490
3sealed 647 Kawano, Junichi (1652) Lost 0-2 -151475
4sealed 892 Hashimoto, Arata (1599) Won 2-1 +201495
5sealed 636 Saito, Taira (1508) Lost 0-2 -181477
6sealed 692 Enomoto, Yasumasa (1456) Lost 0-2 -181459
7sealed 651 Obata, Ken (1522) Lost 0-2 -171442
8sealed 540 Mitani, Kazuki (1483) Won 2-0 +191461
top average opponent: 1523record: 3-5 new rating: 1461

Grand Prix Kyoto 2019 (RNA standard) starting rating: 1470
round table opponent (rating) result Δrating
1standard 307 Terai, Yusuke (1497) Draw 1-1 01470
2standard 502 Kaiho, Yuta (1502) Won 2-0 +191489
3standard 493 Hashimoto, Ryota (1518) Lost 1-2 -181471
4standard 689 Ito, Ryo (1348) Won 2-0 +161487
5standard 473 Kondou, Ryuuki (1523) Won 2-0 +191506
6standard 294 Tsuzuki, Makoto (1530) Won 2-0 +181524
7standard 182 Choi, Kiho (1641) Lost 0-2 -161508
8standard 319 Zhu, Jia Nan (1519) Lost 0-2 -181490
top average opponent: 1510record: 4-3-1 new rating: 1490

Grand Prix Shizuoka 2018 (standard) (GRN standard) starting rating: 1489
round table opponent (rating) result Δrating
1standard 624 Kawano, Airi (1500) Lost 0-2 -181471
2standard 879 Iwatou, Kodai (1407) Lost 0-2 -191452
3standard 1031 Yonaha, Syoryu (1463) Won 2-0 +181470
4standard 1026 Kimura, Daichi (1446) Won 2-1 +171487
5standard 752 Zaizen, Kengo (1498) Lost 0-2 -171470
top average opponent: 1463record: 2-3 new rating: 1470

Grand Prix Chiba 2018 (M19 limited) starting rating: 1357
round table opponent (rating) result Δrating
1sealed 602 Iwabuchi, Tomohiro (1500) Won 2-1 +201377
2sealed 70 Chao, Xiang (1522) Won 2-0 +211398
3sealed 514 Kai, Masatoshi (1416) Won 2-0 +181416
4sealed 42 Wada, Hiroya (1687) Lost 0-2 -131403
5sealed 449 Ishida, Shoichi (1417) Won 2-0 +181421
6sealed 230 Furusawa, Reona (1475) Lost 1-2 -171404
7sealed 286 Tamaki, Junnosuke (1663) Won 2-0 +231427
8sealed 216 Hisano, Mikita (1437) Won 2-0 +181445
9sealed 154 Tamada, Ryoichi (1997) Lost 1-2 -91436
10draft 720 Iino, Ryuji (1591) Won 2-1 +211457
11draft 715 Taira, Kentaro (1577) Lost 0-2 -161441
12draft 682 Masuyama, Takahiro (1537) Won 2-1 +201461
13draft 630 Kubo, Hirotaka (1608) Lost 0-2 -151446
14draft 616 Kokubun, Takeshi (1748) Won 2-0 +231469
15draft 615 Hu, Eric [CHN] (1551) Won 2-1 +201489
top average opponent: 1582record: 10-5 new rating: 1489

Grand Prix Shizuoka 2017 (AER standard) starting rating: 1372
round table opponent (rating) result Δrating
1standard 153 Tamura, Hajime (1549) Won 2-1 +211393
2standard 31 Narita, Takashi (1519) Won 2-0 +201413
3standard 448 Muraoka, Hideaki (1468) Won 2-1 +191432
4standard 79 Hirouchi, Hideaki (1526) Lost 0-2 -161416
5standard 533 Oikawa, Takaaki (1535) Won 2-1 +201436
6standard 361 Sugimoto, Renn (1541) Won 2-1 +201456
7standard 150 Nishikawa, Haruyoshi (1524) Lost 0-2 -171439
8standard 413 Mori, Yumeto (1580) Lost 1-2 -151424
9standard 581 Ogawa, Nobuharu (1502) Won 2-0 +191443
10standard 409 Shiba, Yoshimasa (1536) Lost 0-2 -161427
11standard 391 Nakamura, Taro (1408) Draw 1-1 -11426
12standard 343 Tsuruoka, Shouta (1598) Lost 0-2 -151411
13standard 333 Yamashita, Kohji (1186) Lost 0-2 -221389
14standard 313 Kato, Jun (1524) Lost 1-2 -151374
15standard 296 Kashiwagi, Yuki (1426) Lost 0-2 -171357
top average opponent: 1495record: 6-8-1 new rating: 1357

Grand Prix Tokyo 2016 (SOI standard) starting rating: 1416
round table opponent (rating) result Δrating
1standard 1007 Tomita, Kei (1613) Lost 1-2 -141402
2standard 1076 Katakai, Masaki (1523) Lost 1-2 -161386
3standard 1484 Obata, Ken (1462) Won 2-1 +191405
4standard 1333 Touma, Hiroshi (1443) Won 2-0 +191424
5standard 905 Shibata, Takahiro (1413) Lost 0-2 -181406
6standard 1101 Susumu, Numata (1482) Lost 1-2 -171389
7standard 1179 Noda, Yuuichirou (1402) Lost 0-2 -171372
top average opponent: 1477record: 2-5 new rating: 1372

Grand Prix Chiba 2015 (MM2 limited) starting rating: 1469
round table opponent (rating) result Δrating
1sealed 34 Kajimura, Shintaro (1500) Won 2-0 +181487
2sealed 263 Nakano, Ryo (1482) Lost 0-2 -181469
3sealed 291 Daikai, Rikiya (1530) Lost 1-2 -171452
4sealed 506 Fukuda, Tatsuhiro (1480) Lost 0-2 -171435
5sealed 448 Togawa, Tanichirou (1402) Lost 1-2 -191416
top average opponent: 1479record: 1-4 new rating: 1416

Grand Prix Shizuoka 2015 (KTK limited) starting rating: 1425
round table opponent (rating) result Δrating
1sealed 194 Sone, Shuhei (1482) Draw 1-1 +11426
2sealed 256 Koretomo, Yuji (1460) Draw 1-1 +11427
3sealed 442 Ishizuka, Akihito (1480) Draw 1-1 01427
4sealed 388 Takawashi, Shun'Ichi (1479) Won 2-1 +191446
5sealed 339 Shigezumi, Manabu (1440) Won 2-1 +181464
6sealed 269 Kamada, Chihiro (1483) Lost 1-2 -171447
7sealed 267 Koide, Yuichi (1503) Won 2-0 +191466
8sealed 163 Miura, Naoyasu (1525) Lost 0-2 -171449
9sealed 178 Chijimi, Keiichi (1564) Won 2-1 +201469
top average opponent: 1491record: 4-2-3 new rating: 1469

Grand Prix Nagoya 2014 (BNG limited) starting rating: 1428
round table opponent (rating) result Δrating
1sealed 768 Kosaka, Ryohei (1516) Draw 1-1 +11429
2sealed 719 Saitou, Keiichirou (1660) Lost 0-2 -141415
3sealed 860 Isa, Yukifumi (1486) Won 2-0 +201435
4sealed 780 Kawada, Yuta (1519) Lost 1-2 -171418
5sealed 821 Ochi, Takushi (1523) Won 2-0 +201438
6sealed 754 Honma, Rie (1491) Lost 1-2 -171421
7sealed 747 Ookubo, Yoshirou (1480) Won 1-0 +191440
8sealed 685 Sasaki, Hideto (1518) Lost 1-2 -171423
9sealed 670 Smithberger, John (1499) Draw 0-0 +21425
top average opponent: 1521record: 3-4-2 new rating: 1425

Grand Prix Shizuoka 2013 (THS standard) starting rating: 1419
round table opponent (rating) result Δrating
1standard 238 Korekawa, Takashi (1486) Lost 1-2 -161403
2standard 251 Takahashi, Hirotomo (1482) Won 2-0 +191422
3standard 322 Kusumi, Kousei (1303) Won 2-0 +161438
4standard 215 Kashiwagi, Souta (1533) Lost 0-2 -161422
5standard 274 Takano, Yuuki (1493) Lost 0-2 -171405
6standard 294 Kuwahara, Yoshiki (1532) Won 2-0 +201425
7standard 203 Kawamura, Naoki (1487) Draw 1-1 +11426
8standard 194 Imamura, Norihide (1440) Lost 1-2 -171409
9standard 332 Revilla, Martin (1457) Won 1-0 +191428
top average opponent: 1468record: 4-4-1 new rating: 1428

Grand Prix Yokohama 2013 (GTC limited) starting rating: 1385
round table opponent (rating) result Δrating
1sealed 311 Yokotsuka, Yu (1555) Lost 0-2 -151370
2sealed 367 Sekino, Takashi (1483) Won 2-0 +201390
3sealed 380 Kubo, Kenta (1500) Won 2-0 +201410
4sealed 261 Nojiri, Fumitoshi (1517) Won 2-0 +201430
5sealed 69 Kasuga, Ryou (1483) Lost 0-2 -171413
6sealed 210 Murata, Shunya (1399) Lost 0-2 -191394
7sealed 259 Matsumura, Takehiko (1416) Won 2-0 +191413
8sealed 300 Andou, Ryou (1477) Lost 0-2 -171396
9sealed 328 Abe, Hirofumi (1706) Won 2-1 +231419
top average opponent: 1504record: 5-4 new rating: 1419

Grand Prix Yokohama 2012 (modern) starting rating: 1446
round table opponent (rating) result Δrating
2modern 214 Kikuchi, Kouhei (1517) Won 2-0 +191465
3modern 175 Murata, Toshiaki (1693) Lost 1-2 -141451
4modern 281 Ogawa, Tomonari (1447) Lost 1-2 -181433
5modern 523 Fujii, Kazuhiro (1502) Lost 0-2 -161417
6modern 525[anonymous] Lost 0-2 -181399
7modern 451 Matsuda, Natsuki (1464) Won 2-1 +191418
8modern 336 Imai, Kenta (1477) Lost 0-2 -171401
9modern 292 Hashimoto, Naoyuki (1462) Lost 0-2 -161385
top average opponent: 1501record: 2-6 new rating: 1385

Grand Prix Yokohama 2004 (COK limited) starting rating: 1418
round table opponent (rating) result Δrating
1sealed 158 Takakura, Takeshi (1452) Won 2-1 +181436
2sealed 111 Kaneko, Takaoki (1518) Won 2-0 +201456
3sealed 42 Lee, Ji-Hoon (1699) Lost 0-2 -141442
4sealed 173 Maehata, Yasuhito (1694) Won 2-0 +231465
5sealed 122 Suzuki, Gou (1439) Lost 0-2 -191446
top average opponent: 1560record: 3-2 new rating: 1446

Grand Prix Shizuoka 2003 (MRD limited) starting rating: 1465
round table opponent (rating) result Δrating
1sealed 32 Mera, Kenichi (1484) Lost 0-2 -171448
2sealed 273 Yosizumi, Manabu (1482) Won 2-0 +181466
3sealed 179 Nishiwaki, Masato (1433) Won 2-1 +181484
4sealed 127 Nagato, Kazuo (1535) Lost 0-2 -171467
5sealed 184 Ohtsu, Minami (1502) Lost 0-2 -181449
6sealed 184 Mouri, Takemasa (1652) Lost 0-2 -141435
7sealed 148 Takada, Ryo (1464) Lost 0-2 -181417
8sealed 131 Higuchi, Kumi (1422) Draw 1-1 +11418
top average opponent: 1497record: 2-5-1 new rating: 1418

Grand Prix Shizuoka 2001 (ODY limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 86 Uesugi, Masatoshi (1500) Won 2-0 +181518
2sealed 168 Yamada, Tsutomu (1543) Lost 1-2 -181500
3sealed 203 Hayashi, Hirokazu (1500) Lost 0-2 -181482
4sealed 219 Ikenoya, Atsushi (1482) Won 2-0 +181500
5sealed 224 Murata, Kouji (1549) Lost 0-2 -171483
6sealed 202 Tsuruta, Tomoo (1484) Lost 1-2 -181465
top average opponent: 1510record: 2-4 new rating: 1465