Ariga, Kazuma
Current rating: 1328
Record: 1-11
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1374 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1022 | Hirata, Koutatsu (1445) | Lost 0-2 | -171357 |
| 3sealed | 921 | Y., Yoshihiro (1500) | Lost 1-2 | -151342 |
| 4sealed | 1035 | Masuyama, Yuko (1288) | Won 2-0 | +171359 |
| 5sealed | 1034 | Nitta, Ikuya (1497) | Lost 0-2 | -151344 |
| 6sealed | 965 | Obata, Takayuki (1482) | Lost 0-2 | -161328 |
| average opponent: 1442record: 1-4 | new rating: 1328 | |||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 295 | Shirai, Yuusuke (1500) | Lost 0-2 | -181482 |
| 2standard | 613 | Kamiya, Masasi (1482) | Lost 1-2 | -181464 |
| 3standard | 729 | Sekine, Hirohumi (1464) | Lost 0-2 | -181446 |
| 4standard | 771 | Hioki, Takuro (1434) | Lost 0-2 | -181428 |
| 5standard | 714 | Mcmillin, Sarah (1428) | Lost 0-2 | -181410 |
| 6standard | 646 | Inoue, Kota (1409) | Lost 1-2 | -181392 |
| 7standard | 557 | Ishikawa, Yasuhiro (1414) | Lost 0-2 | -181374 |
| average opponent: 1447record: 0-7 | new rating: 1374 | |||