Arai, Kazuki
Current rating: 1494
Record: 15-18
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1413 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 913 | Sakurai, Shintarou (1575) | Won 2-0 | +211434 |
| 2standard | 599 | Kamimura, Fumihiro (1519) | Lost 0-2 | -171417 |
| 3standard | 918 | Makino, Tatsuya (1468) | Won 2-1 | +191436 |
| 4standard | 802 | Ishizaka, Akira (Kyoto) (1515) | Lost 0-2 | -161420 |
| 5standard | 1059 | Kokubun, Hiroshi (1725) | Won 2-1 | +231443 |
| 6standard | 797 | Tanakajima, Tatsuki (1521) | Won 2-1 | +201463 |
| 7standard | 313 | Seno, Takuto (1473) | Lost 1-2 | -181445 |
| 8standard | 595 | Sakuragi, Yuta (1439) | Won 2-0 | +181463 |
| 9standard | 422 | Fujihira, Keizou (1692) | Won 2-1 | +221485 |
| 10standard | 305 | Hirasaki, Shinkichi (1555) | Won 2-1 | +191504 |
| 11standard | 212 | Sato, Motohiko (1723) | Lost 1-2 | -141490 |
| 12standard | 316 | Murakami, Toki (1600) | Lost 1-2 | -161474 |
| 13standard | 330 | Kajiya, Tatsuki (1530) | Won 2-1 | +191493 |
| 14standard | 262 | Nakamura, Kousuke (1537) | Won 2-0 | +191512 |
| 15standard | 229 | Sato, Koji (1526) | Lost 1-2 | -181494 |
| top | average opponent: 1560record: 9-6 | new rating: 1494 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2194 | Fukumoto, Tsuyoshi (1483) | Lost 0-2 | -171428 |
| 2sealed | 2342 | Matsuzawa, Takuya (1508) | Won 2-0 | +201448 |
| 3sealed | 2322 | Saeki, Tomoya (1437) | Lost 0-2 | -191429 |
| 4sealed | 2365 | Fukagawa, Souichiro (1515) | Lost 1-2 | -161413 |
| top | average opponent: 1486record: 1-3 | new rating: 1413 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 289 | Sasaki, Hideto (1516) | Won 2-0 | +201464 |
| 2sealed | 72 | Tamai, Hideaki (1571) | Won 2-1 | +201484 |
| 3sealed | 169 | Ishikawa, Shou (1572) | Lost 1-2 | -171467 |
| 4sealed | 270 | Sugisawa, Tsuyoshi (1576) | Won 2-0 | +201487 |
| 5sealed | 144 | Kumon, Shun (1623) | Won 2-0 | +211508 |
| 6sealed | 87 | Nakamura, Ryuji (1528) | Lost 1-2 | -181490 |
| 7sealed | 194 | Sugimura, Yoshiyasu (1685) | Lost 1-2 | -141476 |
| 8sealed | 171 | Fujita, Osamu (1774) | Lost 0-2 | -131463 |
| 9sealed | 175 | Komeda, Hiroshi (1500) | Lost 1-2 | -181445 |
| top | average opponent: 1594record: 4-5 | new rating: 1445 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 835 | Hashimoto, Akio (1486) | Lost 0-2 | -181482 |
| 2sealed | 1065 | Kanazawa, Takuya (1482) | Lost 1-2 | -181464 |
| 3sealed | 1108 | Yamaya, Hiroki (1464) | Won 2-1 | +181482 |
| 4sealed | 991 | Horie, Yoshiaki (1436) | Lost 1-2 | -191463 |
| 5sealed | 1068 | Ueda, Shigeki (1431) | Lost 0-2 | -191444 |
| top | average opponent: 1460record: 1-4 | new rating: 1444 | ||