Ichikawa, Hiroshi
Current rating: 1219
Record: 41-69-3
- 2009
- 2010
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1265 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 492 | Kirito, Keisuke (1647) | Lost 0-2 | -111254 |
| 2sealed | 594 | Kawamoto, Ryouhei (1354) | Lost 0-2 | -161238 |
| 3sealed | 1036 | Imamura, Daisuke (1191) | Lost 1-2 | -191219 |
| top | average opponent: 1397record: 0-3 | new rating: 1219 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1304 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 714 | Kanaura, Kazuki (1500) | Lost 0-2 | -151289 |
| 2modern | 928 | Nagao, Takuya (1354) | Lost 0-2 | -161273 |
| 3modern | 1051 | Sato, Ryo 4541 (1463) | Won 2-0 | +211294 |
| 4modern | 816 | Masuhara, Hiroshi (1484) | Lost 0-2 | -151279 |
| 5modern | 986 | Francisco, Jerome (1489) | Lost 0-2 | -141265 |
| top | average opponent: 1458record: 1-4 | new rating: 1265 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1278 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 9 | Tanaka, Yuusaku (1416) | Lost 1-2 | -151263 |
| 2sealed | 937 | Kuriyama, Takuya (1458) | Lost 0-2 | -151248 |
| 3sealed | 1162 | Nihei, Shougo (1465) | Won 2-0 | +221270 |
| 4sealed | 968 | Ichihara, Daisuke (1486) | Lost 0-2 | -141256 |
| 5sealed | 1012 | Honjo, Kiyotaka (1272) | Won 2-0 | +181274 |
| 6sealed | 751 | Ozawa, Kei (1309) | Won 2-0 | +191293 |
| 7sealed | 554 | Suzuki, Akira3942 (1465) | Won 2-1 | +211314 |
| 8sealed | 407 | Kawakami, Takehito (1788) | Lost 1-2 | -101304 |
| top | average opponent: 1458record: 4-4 | new rating: 1304 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1320 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 496 | Arvigo, Matias Gabriel (1736) | Lost 1-2 | -111309 |
| 3sealed | 929 | Tanabe, Taku (1486) | Won 2-1 | +211330 |
| 4sealed | 688 | Hatta, Tetsuya (1464) | Lost 0-2 | -151315 |
| 5sealed | 639 | Baba, Yukihiro (1502) | Lost 1-2 | -151300 |
| 6sealed | 879 | Ooura, Masaki (1557) | Won 2-1 | +231323 |
| 7sealed | 721 | Ogawa, Daiki (1488) | Lost 0-2 | -151308 |
| 8sealed | 725 | Mochizuki, Masaki (1531) | Lost 1-2 | -141294 |
| 9sealed | 662 | Amemiya, Kouhei (1431) | Lost 0-2 | -161278 |
| top | average opponent: 1524record: 2-6 | new rating: 1278 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1364 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 781 | Okada, Hayaki (1407) | Won 2-0 | +191383 |
| 2modern | 228 | Kudo, Amiru (1446) | Lost 0-2 | -171366 |
| 3modern | 928 | Akehi, Terukazu (1498) | Lost 1-2 | -151351 |
| 4modern | 1003 | Koshi, Hiroto (1516) | Lost 1-2 | -151336 |
| 5modern | 1108 | Iwama, Daiki (1462) | Lost 0-2 | -161320 |
| top | average opponent: 1466record: 1-4 | new rating: 1320 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1403 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 162 | Hisano, Mikita (1391) | Won 2-1 | +181421 |
| 4standard | 252 | Fujita, Toshihide (1504) | Lost 0-2 | -171404 |
| 5standard | 274 | Hoshino, Yohei (1777) | Lost 0-2 | -111393 |
| 6standard | 682 | Toyota, Hiroki (1442) | Lost 0-2 | -171376 |
| 7standard | 798 | Sugawara, Akihiro (1470) | Won 2-1 | +191395 |
| 8standard | 662 | Horibe, Kenji (1525) | Lost 1-2 | -151380 |
| 9standard | 635 | Taki, Masaya (1523) | Lost 1-2 | -161364 |
| top | average opponent: 1519record: 2-5 | new rating: 1364 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1423 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 49 | Abe, Naohisa (1464) | Won 2-0 | +191442 |
| 3legacy | 203 | Katagiri, Shinichi (1606) | Lost 1-2 | -151427 |
| 4legacy | 623 | Omori, Ken'ichirou (1871) | Lost 0-2 | -111416 |
| 5legacy | 789 | Kusumoto, Masao (1464) | Lost 1-2 | -171399 |
| 6legacy | 806 | Kimura, Yasunori (1488) | Lost 0-2 | -161383 |
| 7legacy | 888 | Karasawa, Kouichi (1382) | Won 2-1 | +181401 |
| 8legacy | 809 | Shang, Shuwen (1436) | Won 2-0 | +181419 |
| 9legacy | 590 | Fujii, Masato (1500) | Lost 1-2 | -161403 |
| top | average opponent: 1526record: 3-5 | new rating: 1403 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1380 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 86 | Johnson, Jason [CAN] (1562) | Lost 1-2 | -151365 |
| 3standard | 869 | Tomiyama, Shin (1343) | Lost 1-2 | -181347 |
| 4standard | 1260 | Maruno, Takaaki (1525) | Lost 1-2 | -151332 |
| 5standard | 1448 | Inukai, Yuta (1513) | Won 2-1 | +211353 |
| 6standard | 1344 | Noda, Yuuichirou (1421) | Won 2-0 | +191372 |
| 7standard | 848 | Dapat, Clyde (1405) | Won 2-1 | +191391 |
| 8standard | 642 | Sakaida, Yuuki (1524) | Won 2-0 | +211412 |
| 9standard | 616 | Kageyama, Koki (1531) | Won 2-1 | +201432 |
| 10standard | 268 | Tashiro, Kouhei (1634) | Lost 0-2 | -151417 |
| 11standard | 388 | Hirase, Gun (1512) | Won 2-1 | +201437 |
| 12standard | 250 | Okada, Yoshikazu (1652) | Lost 0-2 | -141423 |
| top | average opponent: 1511record: 6-5 | new rating: 1423 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1400 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 67 | Ishihara, Jun (1672) | Won 2-1 | +231423 |
| 4standard | 114 | Muramatsu, Yoshiyuki (1507) | Draw 1-1 | +21425 |
| 5standard | 151 | Miyawaki, Wataru (1586) | Lost 1-2 | -151410 |
| 6standard | 352 | Yamauchi, Youta (1442) | Lost 1-2 | -181392 |
| 7standard | 560 | Ishikawa, Yosuke (1484) | Lost 0-2 | -161376 |
| 8standard | 565 | Fukutani, Kouhei (1571) | Won 2-1 | +211397 |
| 9standard | 394 | Ji, Zihao (1425) | Lost 0-2 | -171380 |
| top | average opponent: 1527record: 2-4-1 | new rating: 1380 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1358 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 231 | Takashima, Ryuichi (1549) | Won 2-0 | +211379 |
| 4sealed | 58 | Suzuki, Taketo (1554) | Won 2-0 | +221401 |
| 5sealed | 28 | Arita, Kento (1758) | Lost 1-2 | -121389 |
| 6sealed | 36 | Murao, Keisuke (1530) | Lost 0-2 | -161373 |
| 7sealed | 155 | Kabeshita, Yoshito (1505) | Won 2-1 | +211394 |
| 8sealed | 86 | Tomita, Koki0171 (1553) | Lost 1-2 | -151379 |
| 9sealed | 150 | Ine, Ryosuke (1587) | Won 2-1 | +211400 |
| top | average opponent: 1577record: 4-3 | new rating: 1400 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1408 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 663 | Kawakami, Tetsuya (1516) | Lost 0-2 | -161392 |
| 3sealed | 865 | Yasuda, Seita (1533) | Lost 0-2 | -161376 |
| 4sealed | 991 | Oku, Kousuke (1349) | Lost 1-2 | -181358 |
| top | average opponent: 1466record: 0-3 | new rating: 1358 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1104 | Yoshida, Kei (1500) | Lost 0-2 | -171398 |
| 2modern | 1152 | Hama, Takayuki (1512) | Won 2-0 | +201418 |
| 3modern | 1043 | Matsumoto, Masaya (1448) | Lost 1-2 | -171401 |
| 4modern | 1138 | Tsuduki, Ryo (1482) | Won 2-0 | +191420 |
| 5modern | 1060 | Shindo, Noboru (1472) | Lost 1-2 | -171403 |
| 6modern | 1042 | Araki, Isao (1478) | Won 2-1 | +201423 |
| 7modern | 970 | Yamawaki, Satoru (1509) | Won 2-1 | +191442 |
| 8modern | 923 | Brunet, Max (1488) | Lost 0-2 | -171425 |
| 9modern | 894 | Hayashi, Tomoki (1469) | Lost 1-2 | -171408 |
| top | average opponent: 1484record: 4-5 | new rating: 1408 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 244 | Higuti, Daiki (1500) | Won 2-0 | +191447 |
| 2standard | 130 | Sugiyama, Takanori (1484) | Lost 0-2 | -171430 |
| 3standard | 337 | Katou, Kotarou (1517) | Lost 0-2 | -171413 |
| 4standard | 353 | Ueno, Yasunori (1467) | Won 2-0 | +191432 |
| 5standard | 322 | Horie, Youhei (1450) | Lost 0-2 | -171415 |
| 6standard | 262 | Aoshima, Satoshi (1360) | Won 2-0 | +171432 |
| 7standard | 200 | Ikeda, Takumi (1490) | Lost 1-2 | -171415 |
| top | average opponent: 1467record: 3-4 | new rating: 1415 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 10 | Doi, Kazumine (1518) | Won 2-1 | +201430 |
| 3standard | 162 | Kim, Ki-young (1544) | Won 2-1 | +201450 |
| 4standard | 153 | Takeuchi, Akinari (1559) | Lost 0-2 | -161434 |
| 5standard | 370 | Matsumoto, Shou (1578) | Won 2-1 | +211455 |
| 6standard | 165 | Tanaka, Takami (1542) | Lost 0-2 | -171438 |
| 7standard | 236 | Kuroda, Ryuhei (1521) | Lost 0-2 | -161422 |
| 8standard | 347 | Ishihara, Akira (1517) | Won 2-1 | +201442 |
| 9standard | 211 | Ootsuka, Yuusuke (1678) | Lost 0-2 | -141428 |
| top | average opponent: 1557record: 4-4 | new rating: 1428 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1461 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 224 | Hirata, Koutatsu (1500) | Lost 0-2 | -181443 |
| 2modern | 521 | Motoi, Kenichi (1486) | Lost 1-2 | -171426 |
| 3modern | 657 | Uchikawa, Daiya (1463) | Won 2-0 | +191445 |
| 4modern | 542 | Yanagisawa, Jun (1482) | Lost 0-2 | -181427 |
| 5modern | 609 | Ishimoto, Yuki (1463) | Lost 1-2 | -171410 |
| top | average opponent: 1479record: 1-4 | new rating: 1410 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 215 | Katagiri, Toshiki (1399) | Lost 1-2 | -201481 |
| 2standard | 278 | Sekizawa, Takayuki (1451) | Won 2-1 | +181499 |
| 3standard | 216 | Mori, Genki (1434) | Lost 0-2 | -201479 |
| 4standard | 311 | Ishida, Ryuichiro (1442) | Lost 0-2 | -181461 |
| 5standard | 360 | Saitou, Ryouta (1452) | Draw 1-1 | 01461 |
| 6standard | 331 | Itou, Hirokazu (1465) | Draw 1-1 | 01461 |
| top | average opponent: 1440record: 1-3-2 | new rating: 1461 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 74 | Shouno, Taito (1500) | Lost 0-2 | -181482 |
| 2sealed | 270 | Kumamoto, Shinya (1500) | Won 2-1 | +181500 |
| 3sealed | 157 | Itaya, Tomohiro (1502) | Won 2-0 | +181518 |
| 4sealed | 207 | Kotajima, Naoya (1517) | Won 2-0 | +181536 |
| 5sealed | 110 | Yoshikawa, Yuta (1562) | Lost 1-2 | -171519 |
| 6sealed | 184 | Ashikaga, Masatoshi (1527) | Lost 1-2 | -181501 |
| top | average opponent: 1518record: 3-3 | new rating: 1501 | ||