Oikawa, Tetsuro
Current rating: 1364
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 516 | Hagi, Ryota (1499) | Won 2-1 | +191473 |
| 2standard | 688 | Iwakami, Yuji (1475) | Lost 1-2 | -181455 |
| 3standard | 813 | Saito, Keita (1444) | Lost 1-2 | -181437 |
| 4standard | 869 | Mori, Masaki (1398) | Lost 0-2 | -191418 |
| 5standard | 886 | Shimizu, Souichirou (1481) | Won 2-0 | +191437 |
| 6standard | 820 | Tei, Shizen (1483) | Lost 1-2 | -171420 |
| 7standard | 787 | Dapat, Clyde (1357) | Lost 0-2 | -191401 |
| 8standard | 748 | Goh, Yasuji (1446) | Lost 1-2 | -171384 |
| 9standard | 831 | Noji, Tomoyuki (1283) | Lost 0-2 | -201364 |
| top | average opponent: 1429record: 2-7 | new rating: 1364 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 177 | Saitou, Ippei (1462) | Lost 1-2 | -181446 |
| 2standard | 448 | Iida, Takuya (1482) | Won 2-0 | +191465 |
| 3standard | 580 | Shiroza, Shinichiro (1603) | Lost 0-2 | -161449 |
| 4standard | 614 | Kamiya, Masasi (1482) | Won 2-1 | +191468 |
| 5standard | 587 | Furukawa, Ken'ichi (1713) | Lost 1-2 | -141454 |
| top | average opponent: 1548record: 2-3 | new rating: 1454 | ||
| Grand Prix Sapporo 2002 (Odyssey block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 148 | Ota, Yusuke (1500) | Lost 0-2 | -181482 |
| 2block | 130 | Atsumi, Yoshihiro (1483) | Lost 0-2 | -181464 |
| 3block | 206 | Manda, Takashi (1464) | Won 2-0 | +181482 |
| 4block | 197 | Nishimoto, Shingo (1482) | Lost 1-2 | -181464 |
| top | average opponent: 1482record: 1-3 | new rating: 1464 | ||