Takahashi, Akira
Current rating: 1415
Record: 45-54
| Grand Prix Bangkok 2019 (ELD limited) | starting rating: 1438 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 127 | Matsumoto, Masataka (1670) | Lost 1-2 | -141424 |
| 2sealed | 272 | Kuriyama, Toshikazu (1402) | Lost 1-2 | -191405 |
| 3sealed | 376 | Lee, Yu Hin (1485) | Won 2-0 | +201425 |
| 4sealed | 336 | Mohd Khairul Anuar, Abdul Aziz (1635) | Lost 0-2 | -141411 |
| 5sealed | 330 | Prawira, Hartono (1460) | Won 2-0 | +191430 |
| 6sealed | 264 | Qin, Yuxiang (1614) | Lost 0-2 | -151415 |
| 7sealed | 223 | Kitmanomai, Pagorn (1470) | Won 2-1 | +191434 |
| 8sealed | 171 | Oku, Yusuke (1396) | Lost 1-2 | -191415 |
| top | average opponent: 1516record: 3-5 | new rating: 1415 | ||
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 390 | Hashimoto, Takuya (1500) | Won 2-1 | +201429 |
| 2sealed | 521 | Uetsu, Masashi (1537) | Lost 1-2 | -161413 |
| 3sealed | 671 | Bergelin, Erik (1482) | Lost 0-2 | -171396 |
| 4sealed | 1013 | Saitou, Kazuya (1564) | Won 2-0 | +211417 |
| 5sealed | 573 | Kozaki, Masahiro (1498) | Won 2-1 | +201437 |
| 6sealed | 669 | Suzuki, Takahisa (1270) | Won 2-0 | +151452 |
| 7sealed | 215 | Wu, Mingshuai (1634) | Won 2-1 | +211473 |
| 8sealed | 132 | Kitsu, Syoto (1583) | Won 2-0 | +201493 |
| 9sealed | 205 | Hiyoshi, Daisuke (1661) | Lost 0-2 | -151478 |
| 10draft | 103 | Hirabayashi, Yuki (1607) | Lost 0-2 | -161462 |
| 11draft | 53 | Yamagishi, Terutaka (1576) | Lost 1-2 | -161446 |
| 12draft | 173 | Kubota, Taiga (1504) | Lost 0-2 | -171429 |
| 13draft | 53 | Oohashi, Toshiyuki (1712) | Lost 0-2 | -121417 |
| 14draft | 50 | Ookawa, Yuusuke (1593) | Won 2-0 | +211438 |
| top | average opponent: 1552record: 7-7 | new rating: 1438 | ||
| Grand Prix Yokohama 2019 (modern) | starting rating: 1392 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 305 | Kanno, Ryouji (1486) | Lost 1-2 | -161376 |
| 2modern | 672 | Phalitnonkiat, Pakawat (1497) | Lost 1-2 | -161360 |
| 3modern | 1196 | Hirose, Ryouhei (1467) | Lost 0-2 | -161344 |
| 4modern | 1140 | Mishima, Hideo (1452) | Won 2-1 | +201364 |
| 5modern | 1025 | Sasaki, Toshiya (1501) | Won 2-0 | +201384 |
| 6modern | 748 | Mizuno, Takeshi (1508) | Won 2-1 | +201404 |
| 7modern | 556 | Tanabe, Takumi (1580) | Won 2-0 | +221426 |
| 8modern | 524 | Okada, Riku (1523) | Lost 1-2 | -171409 |
| top | average opponent: 1502record: 4-4 | new rating: 1409 | ||
| Grand Prix Hong Kong 2018 (modern) | starting rating: 1377 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 200 | Kwan, Willian (1500) | Won 2-0 | +201397 |
| 2modern | 167 | See, Joeshin (1399) | Lost 1-2 | -181379 |
| 3modern | 331 | Leung, Man Yan Jimmy (1503) | Lost 1-2 | -161363 |
| 4modern | 314 | Moriyasu, Genki (1654) | Lost 0-2 | -131350 |
| 5modern | 389 | Li, Dongqi (1469) | Lost 1-2 | -161334 |
| 6modern | 365 | Jarerattanachat, Vasu (1447) | Won 2-1 | +201354 |
| 7modern | 298 | Lai, Kok Kee (1318) | Won 2-1 | +181372 |
| 8modern | 251 | Wang, Fujie (1481) | Won 2-0 | +201392 |
| top | average opponent: 1471record: 4-4 | new rating: 1392 | ||
| Grand Prix Chiba 2018 (M19 limited) | starting rating: 1403 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 575 | Ueyama, Yuji (1477) | Lost 0-2 | -171386 |
| 2sealed | 604 | Oda, Katsumi (1311) | Lost 1-2 | -191367 |
| 3sealed | 1101 | Nakano, Satoshi (1360) | Lost 1-2 | -181349 |
| 4sealed | 1107 | Hozumi, Yuji (1445) | Won 2-1 | +191368 |
| 5sealed | 936 | Kobayashi, Daisuke8797 (1451) | Lost 0-2 | -161352 |
| 6sealed | 885 | Maeda, Yasuyuki (1498) | Won 2-0 | +201372 |
| 7sealed | 720 | Nomura, Hiroshi (1525) | Won 2-0 | +211393 |
| 8sealed | 559 | Murakami, Ryo (1468) | Lost 1-2 | -161377 |
| top | average opponent: 1442record: 3-5 | new rating: 1377 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 505 | Suzuki, Issei (1551) | Lost 1-2 | -161394 |
| 2standard | 797 | Fukuda, Yuuki (1619) | Lost 0-2 | -141380 |
| 3standard | 1273 | Inoue, Kota (1363) | Lost 1-2 | -181362 |
| 4standard | 1277 | Naka, Hidehiro (1373) | Won 2-0 | +181380 |
| 5standard | 1132 | Naganawa, Satoshi (1462) | Lost 0-2 | -161364 |
| 6standard | 1152 | Mitani, Takashi (1399) | Won 2-1 | +181382 |
| 7standard | 1005 | Yoshihara, Yamato (1485) | Won 2-0 | +201402 |
| 8standard | 816 | Kamei, Kazuhiko (1353) | Lost 0-2 | -191383 |
| 9standard | 809 | Satou, Takahisa (1462) | Won 2-0 | +201403 |
| top | average opponent: 1452record: 4-5 | new rating: 1403 | ||
| Grand Prix Chiba 2016 (legacy) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 165 | Nishida, Wataru (1488) | Lost 0-2 | -181447 |
| 2legacy | 700 | Tuzii, Syouichi (1433) | Lost 0-2 | -181429 |
| 3legacy | 1067 | Toda, Ryunosuke (1465) | Lost 0-2 | -171412 |
| 4legacy | 1164 | Ogata, Kenji (1367) | Lost 1-2 | -191393 |
| 5legacy | 1135 | Chee, Crisler (1448) | Lost 1-2 | -171376 |
| 6legacy | 1079 | Kobayashi, Masahiro (1339) | Won 2-0 | +171393 |
| 7legacy | 988 | Mochizuki, Katsuhiko (1320) | Won 2-0 | +171410 |
| top | average opponent: 1409record: 2-5 | new rating: 1410 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 480 | Shiraki, Tatsuya (1500) | Won 2-0 | +181538 |
| 2sealed | 232 | Ito, Tetsuya (1463) | Lost 1-2 | -201518 |
| 3sealed | 722 | Nomura, Masahiro (1618) | Lost 0-2 | -161502 |
| 4sealed | 1006 | Takekiyo, Koji (1482) | Lost 0-2 | -181484 |
| 5sealed | 1049 | Hossaka, Takurou (1429) | Lost 0-2 | -191465 |
| top | average opponent: 1498record: 1-4 | new rating: 1465 | ||
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1589 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 85 | Law, Andriy (1500) | Lost 0-1 | -191570 |
| 2legacy | 274 | Maeba, Hideaki (1669) | Won 2-1 | +191589 |
| 3legacy | 268 | Ishitsuka, Hiroyuki (1415) | Lost 1-2 | -211568 |
| 4legacy | 361 | Unknown(osaka-city), U (1481) | Won 2-1 | +171585 |
| 5legacy | 311 | Cheol, Jeon (1473) | Won 2-0 | +161601 |
| 6legacy | 262 | Isono, Kaoru (1514) | Lost 0-2 | -201581 |
| 7legacy | 262 | Kawase, Masahito (1467) | Lost 0-2 | -201561 |
| 8legacy | 232 | Suzuki, Marin (1421) | Lost 0-1 | -211540 |
| 9legacy | 203 | Takechi, Takumi (1403) | Lost 0-2 | -201520 |
| top | average opponent: 1483record: 3-6 | new rating: 1520 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1575 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 830 | Ikeda, Kazuki (1599) | Won 2-0 | +191594 |
| 2sealed | 640 | Katamine, Yuki (1498) | Won 2-1 | +161610 |
| 3sealed | 799 | Ooi, Masaki (1530) | Lost 0-2 | -191591 |
| 4sealed | 837 | Katou, Zero (1513) | Won 2-1 | +161607 |
| 5sealed | 732 | Aoki, Satoshi (1504) | Lost 0-2 | -201587 |
| 6sealed | 778 | Uzawa, Yuichi (1625) | Lost 0-2 | -171570 |
| 7sealed | 845 | Murakami, Kazuya3837 (1631) | Won 2-0 | +191589 |
| top | average opponent: 1557record: 4-3 | new rating: 1589 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2 | Nagashima, Hirohisa (1500) | Won 2-0 | +181518 |
| 2sealed | 62 | Tazawa, Masaki (1437) | Lost 1-2 | -191499 |
| 3sealed | 223 | Onodera, Yuuji (1476) | Won 2-1 | +171516 |
| 4sealed | 246 | Naotaka, Ishigami (1521) | Lost 0-2 | -181498 |
| 5sealed | 337 | Ito, Daiki (1504) | Won 2-1 | +181516 |
| 6sealed | 214 | Takahashi, Kazuya (1544) | Won 2-0 | +191535 |
| 7sealed | 170 | Yamamoto, Ryougo (1485) | Won 2-1 | +171552 |
| 8sealed | 196 | Shirakawa, Yuichiro (1549) | Won 2-0 | +181570 |
| 9sealed | 263 | Taya, Kentaro (1602) | Won 2-1 | +181588 |
| 10sealed | 94 | Pannell, Thomas (1712) | Lost 0-2 | -151573 |
| 11sealed | 102 | Itou, Takanori (1617) | Won 2-0 | +181591 |
| 12draft | 64 | Stone, Daniel (1601) | Lost 1-2 | -171574 |
| 13draft | 88 | Fujimoto, Taichi (1700) | Lost 0-2 | -161558 |
| 14draft | 26 | Shiraishi, Ryou (1643) | Won 2-0 | +201578 |
| 15draft | 40 | Ootani, Yousuke (1527) | Lost 1-2 | -191559 |
| 17draft | 82 | Nakayama, Yuuki (1493) | Won 2-0 | +161575 |
| top | average opponent: 1557record: 10-6 | new rating: 1575 | ||