Nagasaka, Kenji
Current rating: 1522
Record: 6-6
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 213 | Yasuda, Masayuki (1827) | Won 2-1 | +241524 |
| 4sealed | 33 | Higuchi, Akashi (1629) | Lost 1-2 | -161508 |
| 5sealed | 117 | Nagai, Masami (1535) | Won 2-0 | +181526 |
| 6sealed | 70 | Saitou, Shiki (1563) | Won 2-0 | +191545 |
| 7sealed | 41 | Morikawa, Yuuta (1605) | Won 2-0 | +191564 |
| 8sealed | 11 | Soh, Weng Heng (1939) | Lost 0-2 | -121552 |
| 9sealed | 81 | Suzuki, Junpei (1583) | Won 2-0 | +191571 |
| 10draft | 113 | Hasegawa, Gaku (1757) | Lost 1-2 | -151556 |
| 11draft | 135 | Nitta, Yuki (1762) | Lost 1-2 | -141542 |
| 12draft | 121 | Kato, Satoshi (1562) | Won 2-1 | +181560 |
| 13draft | 114 | Tsuboyama, Shuta (1413) | Lost 1-2 | -201540 |
| 15draft | 128 | Watanabe, Yukitsugu (1569) | Lost 0-2 | -181522 |
| average opponent: 1645record: 6-6 | new rating: 1522 | |||