Matsushima, Keigo
Current rating: 1451
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 197 | Balcells, Josep (1589) | Won 2-0 | +201518 |
| 2sealed | 396 | Baba, Takashi (1561) | Lost 1-2 | -171501 |
| 3sealed | 820 | Oosasa, Yuuto (1509) | Lost 0-2 | -181483 |
| 4sealed | 834 | Urrego, Camilo (1521) | Lost 0-2 | -171466 |
| 5sealed | 944 | Iwata, Seiya (1470) | Lost 0-2 | -181448 |
| 6sealed | 990 | Murray, Stephen (1794) | Lost 0-2 | -121436 |
| 7sealed | 903 | Nishiguchi, Yoshinori (1336) | Won 2-0 | +161452 |
| 8sealed | 797 | Rodriguez, Luis (1472) | Won 2-1 | +181470 |
| 9sealed | 668 | Arisue, Kei (1391) | Lost 0-2 | -191451 |
| top | average opponent: 1516record: 3-6 | new rating: 1451 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 343 | Komaki, Naoki (1669) | Lost 0-2 | -151487 |
| 2modern | 948 | Yoshidomi, Shuuji (1401) | Lost 1-2 | -201467 |
| 3modern | 1199 | Itou, Motoki (1561) | Won 2-1 | +201487 |
| 4modern | 969 | Goto, Kosuke (1407) | Lost 0-2 | -201467 |
| 5modern | 1112 | Murase, Atsushi (1337) | Won 2-0 | +161483 |
| 6modern | 909 | Maruyama, Nobuhiro (1506) | Won 2-1 | +191502 |
| 7modern | 758 | Oota, Shingo (1384) | Lost 0-2 | -211481 |
| 8modern | 879 | Nagata, Atsushi (1425) | Won 2-1 | +171498 |
| top | average opponent: 1461record: 4-4 | new rating: 1498 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 375 | Takeishi, Takuya (1489) | Won 2-1 | +181518 |
| 2sealed | 320 | Kawanishi, Naoya (1552) | Lost 0-2 | -181500 |
| 3sealed | 880 | Ikumi, Syun (1451) | Won 2-0 | +181518 |
| 4sealed | 340 | Anan, Kazuyoshi (1640) | Lost 1-2 | -161502 |
| top | average opponent: 1533record: 2-2 | new rating: 1502 | ||