Oshima, Takafumi
Current rating: 1565
Record: 61-64-5
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 433 | Iwaide, Yoshitaka (1515) | Lost 1-2 | -171434 |
| 3sealed | 703 | Nakamura, Masaya (1555) | Won 2-0 | +201454 |
| 4sealed | 708 | Leong, Sio Chi (1667) | Won 2-0 | +221476 |
| 5sealed | 521 | Xiao, Han (1857) | Won 2-1 | +241500 |
| 6sealed | 213 | Kumagai, Riku (2032) | Won 2-0 | +271527 |
| 7sealed | 166 | McNeace, Shawn (2043) | Won 2-0 | +271554 |
| 8sealed | 105 | Nomiya, Yohei (1733) | Lost 1-2 | -151539 |
| 9sealed | 118 | Muto, Shogo (1605) | Lost 0-2 | -171522 |
| 10draft | 318 | Sevaux, Yoann (1803) | Won 2-0 | +231545 |
| 11draft | 217 | Giorgio, Francesco (1924) | Lost 1-2 | -111534 |
| 12draft | 66 | Falcao, Filipe (1608) | Won 2-1 | +191553 |
| 13draft | 45 | Makino, Yuuhei (1544) | Won 2-0 | +181571 |
| 14draft | 107 | Huang, Hao-Shan (1877) | Draw 1-1 | +61577 |
| 15draft | 138 | Ikawa, Yoshihiko (1933) | Lost 0-2 | -121565 |
| top | average opponent: 1764record: 8-5-1 | new rating: 1565 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 260 | Mutou, Masaya (1502) | Lost 0-2 | -171448 |
| 3standard | 867 | Ikeda, Hiroaki (1546) | Won 2-0 | +191467 |
| 4standard | 577 | Maruyama, Masaaki (1458) | Lost 1-2 | -181449 |
| 5standard | 794 | Yokoi, Masaki (1638) | Won 2-1 | +221471 |
| 6standard | 739 | Yamamura, Shouma (1510) | Lost 1-2 | -181453 |
| 7standard | 892 | Iwasaki, Hiroto (1500) | Won 2-0 | +191472 |
| 8standard | 519 | Hishida, Tomoya (1336) | Lost 1-2 | -201452 |
| 9standard | 689 | Ishihara, Akira (1391) | Draw 1-1 | -11451 |
| top | average opponent: 1485record: 3-4-1 | new rating: 1451 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 364 | Okamura, Yoshiaki (1482) | Won 2-1 | +191448 |
| 3legacy | 443 | Matsubara, Takeyuki (1582) | Lost 0-2 | -151433 |
| 4legacy | 499 | Urano, Souhei (1530) | Draw 1-1 | +11434 |
| 5legacy | 570 | Yasutomi, Hiroto (1873) | Lost 1-2 | -101424 |
| 6legacy | 765 | Nakadai, Keisuke (1465) | Won 2-0 | +191443 |
| 7legacy | 558 | Jiang, Changchen (1492) | Lost 0-1 | -181425 |
| 8legacy | 699 | Zhou, Zhiqi (1564) | Won 2-0 | +211446 |
| 9legacy | 537 | Iwasaki, Takuya (1500) | Won 2-1 | +191465 |
| top | average opponent: 1561record: 4-3-1 | new rating: 1465 | ||
| Grand Prix Kuala Lumpur 2016 (KLD standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 66 | Marli, Ivan (1501) | Lost 0-2 | -171429 |
| top | record: 0-1 | new rating: 1429 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 396 | Sung-Hun, Lee (1520) | Lost 0-2 | -181504 |
| 3sealed | 823 | Kondou, Masayoshi (1579) | Lost 0-2 | -161488 |
| 4sealed | 1050 | Amayasu, Kazunori (1365) | Won 2-1 | +151503 |
| 5sealed | 773 | Kai, Masatoshi (1414) | Won 2-1 | +171520 |
| 6sealed | 476 | Misumi, Kyouhei (1625) | Lost 1-2 | -161504 |
| 7sealed | 673 | Ootsu, Takuya (1502) | Lost 1-2 | -181486 |
| 8sealed | 762 | Yu, Chenghsien (1366) | Lost 1-2 | -211465 |
| 9sealed | 682 | Hata, Tomonori (1392) | Lost 0-2 | -191446 |
| top | average opponent: 1470record: 2-6 | new rating: 1446 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 145 | Hirata, Yutarou (1518) | Won 2-1 | +181532 |
| 3standard | 421 | Ikawa, Yoshihiko (1906) | Lost 0-2 | -111521 |
| 4standard | 321 | Tanaka, Yuji8313 (1518) | Won 2-0 | +171538 |
| 5standard | 395 | Fukuda, Yuuki (1689) | Lost 0-2 | -151523 |
| 6standard | 540 | Hirabayashi, Yuki2979 (1599) | Lost 1-2 | -161507 |
| 7standard | 660 | Okada, Hajime (1443) | Lost 1-2 | -201487 |
| 8standard | 617 | Miyoshi, Nobumitsu (1434) | Won 2-0 | +171504 |
| 9standard | 476 | Ookusi, Takayasu (1494) | Won 2-1 | +181522 |
| top | average opponent: 1575record: 4-4 | new rating: 1522 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 147 | Mogaki, Masaharu (1536) | Won 2-0 | +181548 |
| 4sealed | 14 | Iguchi, Taisuke (1582) | Lost 1-2 | -181530 |
| 5sealed | 154 | Inoue, Hiroyuki0875 (1537) | Won 2-0 | +191549 |
| 6sealed | 98 | Yuba, Takayuki (1549) | Lost 0-2 | -181531 |
| 7sealed | 196 | Kinoshita, Kentarou (1605) | Lost 0-2 | -171514 |
| top | average opponent: 1562record: 2-3 | new rating: 1514 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 164 | Katagiri, Kazushi (1542) | Lost 1-2 | -171473 |
| 3legacy | 328 | Asazuma, Haruki (1502) | Won 2-1 | +181491 |
| 4legacy | 155 | Noine, Kazuhiro (1427) | Won 2-0 | +171508 |
| 5legacy | 200 | Shimada, Katsuhiro (1463) | Won 2-0 | +171525 |
| 6legacy | 60 | Nitta, Yuki (1787) | Won 2-0 | +231548 |
| 7legacy | 51 | Yoshikawa, Hidenobu (1567) | Won 2-1 | +181566 |
| 8legacy | 16 | Toma, Hiroto (1586) | Lost 1-2 | -181548 |
| 9legacy | 51 | Ishitsuka, Hiroyuki (1507) | Lost 0-2 | -181530 |
| top | average opponent: 1548record: 5-3 | new rating: 1530 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 832 | Kawaguchi, Sena (1518) | Won 2-0 | +181539 |
| 3sealed | 758 | Yamauchi, Takashi (1475) | Lost 1-2 | -191520 |
| 4sealed | 778 | Kusakawa, Naoto (1514) | Won 2-1 | +181538 |
| 5sealed | 748 | Isayama, Yusuke (1618) | Lost 1-2 | -161522 |
| 6sealed | 859 | Fang, Zhengyang (1756) | Lost 1-2 | -141508 |
| 7sealed | 835 | Tomimatsu, Yosihumi (1532) | Won 2-1 | +181526 |
| 8sealed | 785 | Itou, Tomoya (1616) | Lost 1-2 | -161510 |
| 9sealed | 784 | Asami, Masakazu (1390) | Lost 0-2 | -201490 |
| top | average opponent: 1553record: 3-5 | new rating: 1490 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 967 | Shibata, Yasumasa (1385) | Won 2-1 | +141577 |
| 3modern | 846 | Nitsu, Shunsuke (1655) | Lost 0-2 | -161561 |
| 4modern | 957 | Senba, Kotaro (1684) | Lost 1-2 | -161545 |
| 5modern | 952 | Kotani, Sunao (1418) | Lost 0-2 | -201525 |
| 6modern | 1063 | Yamazaki, Hidenori (1488) | Won 2-0 | +171542 |
| 7modern | 984 | Yamashita, Tatsunosuke (1502) | Won 2-1 | +171559 |
| 8modern | 879 | Arai, Yuusuke3019 (1489) | Lost 1-2 | -191540 |
| 9modern | 882 | Ootani, Nobuhiro (1504) | Lost 0-2 | -191521 |
| top | average opponent: 1516record: 3-5 | new rating: 1521 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1575 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 183 | Chiba, Shouhei (1482) | Won 2-0 | +171592 |
| 3sealed | 130 | Yoshii, Akimi (1498) | Won 2-0 | +161608 |
| 4sealed | 74 | Nakaso, Kouji (1553) | Lost 1-2 | -191589 |
| 5sealed | 68 | Tsuboyama, Shuta (1432) | Won 2-0 | +151604 |
| 6sealed | 54 | Tanaka, Yu (Niigata) (1559) | Won 2-0 | +171621 |
| 7sealed | 41 | Kobayashi, Jun (1402) | Lost 1-2 | -221599 |
| 8sealed | 105 | Sugiyama, Kouichi (1601) | Lost 0-2 | -181581 |
| 9sealed | 102 | Hasegawa, Kazunari (1535) | Lost 0-2 | -181563 |
| top | average opponent: 1508record: 4-4 | new rating: 1563 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 53 | Fukuda, Yuuki (1546) | Won 2-0 | +171604 |
| 3standard | 65 | Yoshida, Koki (1490) | Lost 0-2 | -201584 |
| 4standard | 170 | Serizawa, Yuuki (1513) | Won 2-0 | +161600 |
| 5standard | 114 | Terai, Tadayuki (1526) | Lost 1-2 | -191581 |
| 6standard | 236 | Yokoyama, Itaru (1522) | Lost 1-2 | -191562 |
| 7standard | 215 | Sakai, Masaki (1500) | Won 2-1 | +171579 |
| 8standard | 183 | Choi, Young-Il (1477) | Won 2-1 | +161595 |
| 9standard | 246 | Yokoya, Hajime (1506) | Lost 1-2 | -201575 |
| top | average opponent: 1510record: 4-4 | new rating: 1575 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1392 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 242 | Abe, Yuuta (1472) | Won 2-1 | +191411 |
| 2standard | 62 | Lee, Wonchang (1519) | Won 2-1 | +201431 |
| 3standard | 235 | Chanboonyawat, Prapruet (1557) | Won 2-0 | +201451 |
| 4standard | 132 | Yada, Kazuki (1572) | Won 2-0 | +211472 |
| 5standard | 16 | Oomura, Tomoya (1695) | Won 2-1 | +221494 |
| 6standard | 24 | Itani, Hiroshi (1674) | Won 2-1 | +211515 |
| 7standard | 12 | Kudo, Koichi (1667) | Lost 0-2 | -151500 |
| 8standard | 33 | Nakamura, Ryota (1568) | Won 2-1 | +191519 |
| 9standard | 28 | Tsunemoto, Makoto (1556) | Lost 1-2 | -171502 |
| 10standard | 67 | Sugiura, Takuya (1629) | Won 2-0 | +201522 |
| 11standard | 34 | Satomura, Shunsuke (1538) | Won 2-0 | +181540 |
| 12standard | 28 | Maeno, Kazuha (1687) | Won 2-1 | +211561 |
| 13standard | 16 | Kodama, Kentaro (1614) | Lost 1-2 | -171544 |
| 14standard | 33 | Yabuta, Junichi (1688) | Won 2-1 | +201564 |
| 15standard | 12 | Wada, Yuki (1791) | Won 2-1 | +231587 |
| top | average opponent: 1615record: 12-3 | new rating: 1587 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1394 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 84 | Mizuta, Youhei (1500) | Lost 1-2 | -161378 |
| 2standard | 514 | Shindou, Takehiro (1418) | Lost 1-2 | -171361 |
| 3standard | 721 | Mitsuo I., (1463) | Lost 0-2 | -161345 |
| 4standard | 777 | Tada, Masayuu (1451) | Won 2-1 | +191364 |
| 5standard | 697 | Yoshinaka, Shunji (1395) | Lost 1-2 | -171347 |
| 6standard | 623 | Nakamura, Kimikazu (1443) | Won 2-0 | +201367 |
| 7standard | 519 | Saegusa, Nobuyuki (1546) | Won 2-0 | +211388 |
| 8standard | 388 | Kobayashi, Yuuki (1495) | Won 2-1 | +201408 |
| 9standard | 287 | Kirito, Keisuke (1510) | Lost 0-2 | -161392 |
| top | average opponent: 1469record: 4-5 | new rating: 1392 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1442 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 213 | U, Kashin (1421) | Lost 1-2 | -181424 |
| 2sealed | 358 | Nakatsu, Yoshihito (1483) | Lost 1-2 | -171407 |
| 3sealed | 433 | Nakata, Yusuke (1522) | Lost 0-2 | -161391 |
| 4sealed | 503 | Hill, Anthony (1495) | Won 2-0 | +201411 |
| 5sealed | 444 | Daiki H., (1463) | Lost 1-2 | -171394 |
| top | average opponent: 1477record: 1-4 | new rating: 1394 | ||
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 133 | O., Hiroki (1500) | Lost 0-2 | -181482 |
| 2extended | 286 | Nakajima, Takumi (1537) | Won 2-1 | +191501 |
| 3extended | 185 | Oonishi, Tatsuya (1527) | Lost 0-2 | -181483 |
| 4extended | 314 | Okamoto, Satoshi (1483) | Draw 1-1 | 01483 |
| 5extended | 257 | Naito, Yuuki (1484) | Lost 1-2 | -181465 |
| 6extended | 243 | Kurachi, Yuuya (1408) | Lost 0-2 | -191446 |
| 7extended | 199 | I., Masahiro (1430) | Lost 0-2 | -181428 |
| 8extended | 158 | Miyazaki, Kazuyuki (1220) | Draw 1-1 | -41424 |
| 9extended | 127 | Yoshikai, Masaki (1426) | Won 2-0 | +181442 |
| top | average opponent: 1446record: 2-5-2 | new rating: 1442 | ||