Sekino, Masato
Current rating: 1420
Record: 7-12-1
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 188 | Kawasaki, Takeshi (1453) | Lost 0-2 | -181437 |
| 4sealed | 210 | Sugahara, Yoshitaka (1469) | Lost 1-2 | -171420 |
| top | average opponent: 1461record: 0-2 | new rating: 1420 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1425 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 983 | Norihama, Hiroki (1508) | Lost 0-2 | -171408 |
| 2sealed | 1033 | Takahashi, Osamu (1482) | Won 2-1 | +201428 |
| 3sealed | 871 | Yasu, Ryotaro (1500) | Won 2-0 | +191447 |
| 4sealed | 908 | Maruyama, Tomohiro (1639) | Lost 0-2 | -151432 |
| 5sealed | 983 | Terawaki, Koji (1505) | Won 2-0 | +201452 |
| 6sealed | 910 | Yuuya Y., (1496) | Lost 0-2 | -171435 |
| 7sealed | 898 | Fujimoto, Katsuya (1561) | Won 2-0 | +201455 |
| 8sealed | 985 | Samejima, Ippei (1513) | Won 2-1 | +191474 |
| 9sealed | 958 | Toshida, Shin'ichi (1438) | Lost 1-2 | -191455 |
| top | average opponent: 1516record: 5-4 | new rating: 1455 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 51 | Kaneko, Junpei (1518) | Lost 0-2 | -171479 |
| 2modern | 630 | Tedori, Kota (1482) | Lost 0-2 | -181461 |
| 3modern | 703 | Kojima, Kentarou (1466) | Lost 1-2 | -181443 |
| 4modern | 706 | Kawabe, Shuta (1445) | Lost 0-2 | -181425 |
| top | average opponent: 1478record: 0-4 | new rating: 1425 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 161 | Toda, Hirotsugu (1519) | Draw 1-1 | 01500 |
| 2extended | 285 | Satou, Shinnosuke (1499) | Won 2-1 | +181518 |
| 3extended | 156 | Nakamichi, Daisuke (1492) | Lost 0-1 | -181500 |
| 4extended | 315 | Sasamoto, Yuko (1423) | Lost 1-2 | -201480 |
| 5extended | 392 | Motegi, Kennosuke (1354) | Won 2-0 | +161496 |
| top | average opponent: 1457record: 2-2-1 | new rating: 1496 | ||