Nakahara, Kaoru
Current rating: 1467
Record: 3-5
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 79 | Ushijima, Masaki (1525) | Lost 0-2 | -171447 |
| 2standard | 332 | Suzuki, Keisuke (1592) | Lost 0-2 | -151432 |
| 3standard | 378 | Miyata, Shohei (1452) | Lost 0-2 | -181414 |
| 4standard | 412 | Saishu, Hiroaki (1449) | Won 2-0 | +191433 |
| 5standard | 388 | Isoda, Yusuke (1326) | Won 2-1 | +161449 |
| 6standard | 293 | Kanehira, Haruki (1487) | Won 2-1 | +181467 |
| average opponent: 1472record: 3-3 | new rating: 1467 | |||
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 103 | Nitta, Kazuta (1500) | Lost 0-2 | -181482 |
| 2sealed | 192 | Ikezoe, Seiji (1471) | Lost 0-2 | -181464 |
| average opponent: 1485record: 0-2 | new rating: 1464 | |||