Usui, Toru
Current rating: 1694
Record: 49-39
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1654 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 520 | Hamada, Akira (1585) | Won 2-1 | +171671 |
| 2standard | 332 | Inoue, Ojiro (1518) | Lost 1-2 | -211650 |
| 3standard | 896 | Itou, Hayato7608 (1557) | Lost 0-2 | -201630 |
| 4standard | 924 | Takata, Takumi (1449) | Won 2-0 | +151645 |
| 5standard | 802 | Tomioka, Teppei (1512) | Won 2-1 | +161661 |
| 6standard | 543 | Maeda, Kaname (1554) | Won 2-0 | +161677 |
| 7standard | 405 | Saegusa, Nobuyuki (1666) | Won 2-0 | +181695 |
| 8standard | 200 | Suzuki, Shouta (1535) | Won 2-0 | +151710 |
| 9standard | 119 | Matsubara, Ichiro (1824) | Lost 0-2 | -161694 |
| top | average opponent: 1578record: 6-3 | new rating: 1694 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1630 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 161 | Sato, Ryohei2439 (1517) | Lost 1-2 | -201610 |
| 3sealed | 462 | Kim, Min-Seok (1498) | Won 2-1 | +161626 |
| 4sealed | 258 | Miyata, Dai (1519) | Won 2-0 | +161642 |
| 5sealed | 87 | Matsuda, Sho'taro (1536) | Lost 1-2 | -201622 |
| 6sealed | 238 | Tobo, Hayato (1517) | Won 2-0 | +161638 |
| 7sealed | 120 | Makigano, Motohiro (1470) | Won 2-0 | +151653 |
| 8sealed | 68 | Muto, Masaharu (1774) | Won 2-1 | +201673 |
| 9sealed | 68 | Huang, Yung-Ling (1605) | Lost 0-2 | -191654 |
| top | average opponent: 1554record: 5-3 | new rating: 1654 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1582 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 313 | Kawasaki, Yuta (1500) | Won 2-0 | +161598 |
| 2modern | 150 | Kariya, Kazuki (1637) | Won 2-0 | +191617 |
| 3modern | 24 | Takesue, Chikara (1825) | Lost 1-2 | -141603 |
| 4modern | 338 | Natsume, Takuya (1493) | Won 2-0 | +161619 |
| 5modern | 224 | Nakamura, Yuya9938 (1537) | Lost 1-2 | -201599 |
| 6modern | 206 | Goto, Taito2647 (1521) | Won 2-0 | +171616 |
| 7modern | 165 | Tasaki, Yasuhiro (1418) | Won 2-0 | +141630 |
| 8modern | 181 | Mituyasu, Yuki (1531) | Won 2-0 | +161646 |
| 9modern | 92 | Shiota, Fumihiko (1746) | Lost 1-2 | -161630 |
| top | average opponent: 1579record: 6-3 | new rating: 1630 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 248 | Hangyo, Tatsuya (1518) | Lost 0-2 | -181526 |
| 3standard | 419 | Nishihara, Naoki (1466) | Won 2-1 | +161542 |
| 4standard | 214 | Terawaki, Koji (1537) | Won 2-1 | +181560 |
| 5standard | 265 | Yamada, Yousuke (1654) | Won 2-0 | +201580 |
| 6standard | 107 | Isogami, Kazuma (1557) | Lost 0-2 | -181562 |
| 7standard | 148 | Kadono, Satoru (1612) | Won 2-1 | +191581 |
| 8standard | 136 | Umehara, Kei (1667) | Won 2-1 | +191600 |
| 9standard | 122 | Masuda, Shougo (1578) | Lost 1-2 | -181582 |
| top | average opponent: 1573record: 5-3 | new rating: 1582 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 59 | Saito, Taishi (1477) | Lost 0-2 | -181484 |
| 3sealed | 353 | Tsuchiya, Yoshihito (1480) | Won 2-1 | +181502 |
| 4sealed | 155 | Fujimoto, Koji (1508) | Won 2-0 | +181520 |
| 5sealed | 103 | Seki, Tsubasa (1573) | Lost 0-2 | -171503 |
| 6sealed | 269 | Wada, Yuusaku (1503) | Won 2-0 | +181521 |
| 7sealed | 114 | Kaizu, Hareta (1554) | Won 2-0 | +181539 |
| 8sealed | 282 | Yoshioka, Yuki (1649) | Won 2-1 | +201559 |
| 9sealed | 277 | Murae, Ryuji (1707) | Lost 0-2 | -151544 |
| top | average opponent: 1556record: 5-3 | new rating: 1544 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 129 | Ikeda, Yuu (1534) | Lost 1-2 | -181499 |
| 4standard | 367 | Kondou, Keiichi (1551) | Lost 0-2 | -171482 |
| 5standard | 576 | Nagamoto, Kouji (1523) | Lost 1-2 | -171465 |
| 6standard | 573 | Fukuta, Takeru (1484) | Won 2-0 | +181483 |
| 7standard | 470 | Miyake, Kyohei (1435) | Lost 1-2 | -181465 |
| 8standard | 384 | Ootani, Youhei (1509) | Won 2-1 | +181483 |
| 9standard | 293 | Okada, Kou (1528) | Won 2-0 | +191502 |
| top | average opponent: 1509record: 3-4 | new rating: 1502 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 306 | Kagotani, Naota (1500) | Won 2-0 | +181530 |
| 3modern | 149 | Yoshida, Yuuji (1627) | Lost 0-2 | -161514 |
| 4modern | 216 | Yamamura, Mitsutoshi (1404) | Won 2-1 | +161530 |
| 5modern | 208 | Minobe, Shinya (1536) | Won 2-0 | +181548 |
| 6modern | 182 | Mizuno, Nobuyoshi (1531) | Lost 1-2 | -181530 |
| 7modern | 305 | Hamamoto, Kenji (1685) | Lost 0-2 | -151515 |
| 8modern | 279 | Sato, Kimihiko (1676) | Won 2-1 | +211536 |
| 9modern | 166 | Yamaoka, Nobuyuki (1514) | Lost 1-2 | -191517 |
| top | average opponent: 1559record: 4-4 | new rating: 1517 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 62 | Sasaki, Tsutomu (1661) | Lost 0-1 | -151469 |
| 4sealed | 172 | Yuuji S., (1523) | Lost 1-2 | -171452 |
| 5sealed | 271 | Hideaki, Yonekura (1504) | Won 2-0 | +191471 |
| 6sealed | 171 | Hashimoto, Masatoshi (1464) | Lost 1-2 | -181453 |
| 7sealed | 263 | Senba, Kotaro (1678) | Won 2-0 | +221475 |
| 8sealed | 201 | Yamamoto, Daichi (1494) | Won 2-0 | +181493 |
| 9sealed | 130 | Satou, Naoki (1569) | Won 2-1 | +191512 |
| top | average opponent: 1556record: 4-3 | new rating: 1512 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 179 | Yamauchi, Satoshi (1500) | Won 2-1 | +191470 |
| 2standard | 141 | Mori, Kouta (1517) | Won 2-0 | +191489 |
| 3standard | 32 | Mayaguchi, Masaru (1435) | Lost 0-2 | -191470 |
| 4standard | 212 | Kei U., (1521) | Won 2-0 | +191489 |
| 5standard | 97 | Nitta, Yuki (1652) | Lost 0-2 | -151474 |
| 6standard | 191 | Oomura, Daisuke (1518) | Won 2-1 | +191493 |
| 7standard | 127 | Oosaka, Yuusuke (1772) | Won 2-0 | +231516 |
| 8standard | 81 | Sasaki, Yuusuke (1616) | Lost 0-2 | -171499 |
| 9standard | 98 | Mashima, Mitsuharu (1622) | Lost 0-2 | -151484 |
| top | average opponent: 1572record: 5-4 | new rating: 1484 | ||
| Grand Prix Kobe 2011 (extended) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 240 | Tanimoto, Tatsuro (1460) | Lost 0-2 | -191469 |
| 2extended | 246 | Yoshida, Yuuji (1481) | Lost 1-2 | -181451 |
| 3extended | 270 | Satou, Naoyuki (1464) | Won 2-0 | +191470 |
| 4extended | 280 | Tsunemoto, Makoto (1450) | Lost 0-2 | -191451 |
| top | average opponent: 1464record: 1-3 | new rating: 1451 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 145 | Suzuoka, Toshimitsu (1500) | Lost 0-2 | -171447 |
| 2standard | 304 | Tanaka, Masao (1482) | Won 2-1 | +181465 |
| 3standard | 252 | Kamioka, Masayuki (1490) | Won 2-1 | +191484 |
| 4standard | 197 | Shigehara, Toshinori (1488) | Won 2-0 | +181502 |
| 5standard | 138 | Saito, Kohei (1544) | Lost 0-2 | -171485 |
| 6standard | 162 | Niwa, Kazumasa (1483) | Won 2-1 | +181503 |
| 7standard | 186 | Ota, Yusuke (1610) | Won 2-0 | +201523 |
| 8standard | 79 | Nakano, Ryuuichi (1559) | Lost 1-2 | -181505 |
| 9standard | 98 | Fujimoto, Taichi (1531) | Lost 1-2 | -171488 |
| top | average opponent: 1521record: 5-4 | new rating: 1488 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 224 | Inada, Tsuyoshi (1500) | Lost 0-2 | -181482 |
| 2block | 525 | Miyazaki, Yasuhiro (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1491record: 0-2 | new rating: 1464 | ||