Kawai, Hiroki
Current rating: 1535
Record: 22-21
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 97 | Schwenk, Ryan (1425) | Won 2-1 | +151576 |
| 5standard | 9 | Zhao, Tianyu (1749) | Won 2-0 | +211597 |
| 6standard | 8 | Imai, Ayato (1750) | Won 2-1 | +211618 |
| 7standard | 17 | Naitou, Takashi (1633) | Won 2-1 | +181636 |
| 8standard | 5 | Tanaka, Kimitaka (1603) | Won 2-1 | +181654 |
| 9standard | 3 | Kuo, Tzu-Ching (1880) | Lost 1-2 | -141640 |
| 10standard | 10 | Kobayashi, Takahito (1895) | Lost 0-2 | -141626 |
| 11standard | 24 | Muto, Masaharu (1700) | Lost 0-2 | -161610 |
| 12standard | 51 | Nakazono, Kouya (1605) | Lost 0-2 | -181592 |
| 13standard | 50 | Yoon, Je Yeon (1520) | Lost 0-2 | -201572 |
| 14standard | 62 | Choi, Kiho (1453) | Lost 0-2 | -201552 |
| 15standard | 64 | Jung, Tae-Wook (1604) | Lost 0-2 | -171535 |
| top | average opponent: 1651record: 5-7 | new rating: 1535 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 29 | Minobe, Yoshihiro (1616) | Won 2-1 | +191577 |
| 2sealed | 159 | Iwakane, Yuya (1558) | Lost 1-2 | -181559 |
| 3sealed | 268 | Kadono, Satoru (1525) | Lost 1-2 | -191540 |
| 4sealed | 416 | Kanda, Satoshi (1556) | Won 2-0 | +191559 |
| 5sealed | 391 | Kou, Changsu (1730) | Lost 1-2 | -151544 |
| 6sealed | 365 | Tanaka, Ryuji (1481) | Won 2-1 | +171561 |
| top | average opponent: 1578record: 3-3 | new rating: 1561 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 395 | Jack, Nathaniel (1472) | Won 2-0 | +171522 |
| 2extended | 156 | Kumagai, Riku (1522) | Lost 0-2 | -181504 |
| 3extended | 222 | Oosaki, Masakazu (1333) | Lost 1-2 | -211483 |
| 4extended | 428 | Sanbe, Ichirou (1482) | Won 2-0 | +181501 |
| 5extended | 341 | Ooshima, Shun (1502) | Won 2-0 | +181519 |
| 6extended | 248 | Takeda, Kazuki (1583) | Won 2-0 | +191538 |
| 7extended | 201 | Tsukahara, Kazuto (1537) | Won 2-1 | +181556 |
| 8extended | 110 | Hashimoto, Yuu (1712) | Won 2-1 | +211577 |
| 9extended | 46 | Tashima, Chihiro (1535) | Lost 0-2 | -191558 |
| top | average opponent: 1520record: 6-3 | new rating: 1558 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 34 | Hisaki, Yuu (1450) | Won 2-1 | +171482 |
| 2sealed | 58 | Satou, Masataka (1496) | Won 2-1 | +191501 |
| 3sealed | 95 | Gotou, Takahiro (1396) | Won 2-0 | +161517 |
| 4sealed | 81 | Yamamoto, Daichi (1491) | Lost 0-2 | -191498 |
| 5sealed | 84 | Yamada, Ryuichiro (1634) | Won 2-0 | +211519 |
| 6sealed | 67 | Kimura, Kazuki (1702) | Lost 1-2 | -151504 |
| 7sealed | 134 | Kawachi, Yusuke (1522) | Won 2-1 | +181522 |
| 8sealed | 69 | Sato, Shinya (1555) | Lost 1-2 | -171505 |
| top | average opponent: 1531record: 5-3 | new rating: 1505 | ||
| Grand Prix Kobe 2008 (Lorwyn block) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 249 | Suzuki, Fumito (1521) | Lost 1-2 | -171484 |
| 2block | 268 | Baba, Nobuyuki (1429) | Lost 0-2 | -191465 |
| top | average opponent: 1475record: 0-2 | new rating: 1465 | ||
| Grand Prix Shizuoka 2008 (MOR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 231 | toriyama, hiroki (1562) | Lost 0-2 | -171483 |
| 2standard | 345 | Kishimoto, Hiromichi (1482) | Won 2-0 | +181501 |
| 3standard | 187 | Kubo, Ryoutarou (1604) | Won 2-0 | +201521 |
| 4standard | 187 | Ushikubo, Kenichi (1484) | Lost 1-2 | -191502 |
| 5standard | 189 | Saito, Taishi (1504) | Won 2-0 | +181520 |
| 6standard | 171 | Yoda, Yuuji (1456) | Lost 1-2 | -191501 |
| top | average opponent: 1515record: 3-3 | new rating: 1501 | ||