Chaen, Masaki
Current rating: 1414
Record: 2-7
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 151 | Izawa, Kazuki (1504) | Lost 1-2 | -171446 |
| 4standard | 477 | Nakajima, Ryouma (1474) | Lost 0-2 | -171429 |
| 5standard | 1039 | Yokumichi, Jun (1487) | Lost 1-2 | -171412 |
| 6standard | 1112 | Matsumoto, Naoki (1484) | Won 2-1 | +191431 |
| 7standard | 877 | Yamagata, Kouhei (1496) | Lost 0-2 | -171414 |
| average opponent: 1489record: 1-4 | new rating: 1414 | |||
| Grand Prix Kitakyushu 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 101 | Minoshima, Takenori (1420) | Lost 0-2 | -191481 |
| 2sealed | 185 | Samiso, Yutaka (1518) | Lost 1-2 | -181463 |
| 3sealed | 185 | Yamauchi, Shou (1506) | Won 2-0 | +191482 |
| 4sealed | 167 | Ihara, Keita (1448) | Lost 1-2 | -191463 |
| average opponent: 1473record: 1-3 | new rating: 1463 | |||