Kajiyama, Koutarou
Current rating: 1502
Record: 7-7-1
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 17 | Nishimura, Hajime (1504) | Draw 1-1 | 01497 |
| 2standard | 573 | Kase, Koichi (1413) | Lost 1-2 | -191478 |
| 3standard | 1047 | Nobe, Hiroyuki (1483) | Lost 0-2 | -181460 |
| 4standard | 1134 | Mizoguchi, Satoru (1434) | Won 2-1 | +171477 |
| 5standard | 976 | Hariu, Daichi (1502) | Won 2-0 | +191496 |
| 6standard | 744 | Hanaoka, Hiroaki (1377) | Won 2-1 | +161512 |
| 7standard | 544 | Katou, Yoshitugu (1572) | Won 2-1 | +191531 |
| 8standard | 382 | Bandou, Junichirou (1739) | Lost 0-2 | -151516 |
| 9standard | 400 | Cho, Jeong Woo (1719) | Lost 0-2 | -141502 |
| average opponent: 1527record: 4-4-1 | new rating: 1502 | |||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1063 | Watanabe, Masayuki (1500) | Won 2-0 | +181518 |
| 2sealed | 946 | Kriauciunas, Marijus (1518) | Lost 0-2 | -181500 |
| 3sealed | 1154 | Ikeda, Takeaki (1439) | Won 2-1 | +171517 |
| 4sealed | 1147 | Kadota, Shinichi (1546) | Lost 1-2 | -181499 |
| 5sealed | 1180 | Tedori, Kota (1457) | Won 2-1 | +181517 |
| 6sealed | 1010 | Miyoshi, Yasufumi (1434) | Lost 0-2 | -201497 |
| average opponent: 1482record: 3-3 | new rating: 1497 | |||