Yokoyama, Ryousuke
Current rating: 1443
Record: 10-13
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 224 | Shimamura, Kazushi (1482) | Won 2-0 | +181495 |
| 2standard | 104 | Kumagai, Haruka (1556) | Lost 1-2 | -171478 |
| 3standard | 175 | Shikishima, Tetsutarou (1499) | Lost 0-2 | -181460 |
| 4standard | 389 | Takagi, Shouta (1484) | Lost 0-2 | -171443 |
| top | average opponent: 1505record: 1-3 | new rating: 1443 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Take, Toshiharu (1488) | Lost 1-2 | -181494 |
| 2sealed | 205 | Ohmura, Satoshi (1457) | Won 2-1 | +171511 |
| 3sealed | 146 | Sasaki, Yuuta (1575) | Lost 1-2 | -171494 |
| 4sealed | 260 | Yagi, Hiroyuki (1516) | Lost 0-2 | -171477 |
| top | average opponent: 1509record: 1-3 | new rating: 1477 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 276 | Yoshihara, Katsuji (1428) | Won 0-0 | +161571 |
| 2sealed | 138 | Wada, Shouhei (1536) | Lost 0-2 | -191552 |
| 3sealed | 167 | Norihama, Hiroki (1506) | Won 2-1 | +171569 |
| 4sealed | 167 | Takaoka, Tsukimasa (1519) | Lost 0-2 | -191550 |
| 5sealed | 167 | Wada, Hiroya (1529) | Lost 1-2 | -181532 |
| 6sealed | 192 | Nakamura, Hirobumi (1443) | Lost 0-2 | -201512 |
| top | average opponent: 1494record: 2-4 | new rating: 1512 | ||
| Grand Prix Kyoto 2007 (PLC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 133 | Nakamura, Takato (1445) | Won 2-0 | +171517 |
| 2standard | 49 | Saitou, Yuu (1542) | Lost 0-2 | -181499 |
| 3standard | 173 | Ohnishi, Jyunpei (1431) | Won 2-1 | +171516 |
| 4standard | 214 | Maeda, Kouji (1502) | Lost 1-2 | -181498 |
| 5standard | 265 | Kuroda, Jun'ichirou (1465) | Lost 0-2 | -191479 |
| 6standard | 263 | Sato, Jungo (1481) | Won 2-1 | +181497 |
| 7standard | 209 | Ishikawa, Kazuyuki (1389) | Won 2-0 | +161513 |
| 8standard | 151 | Nomura, Eiji (1714) | Won 2-1 | +221535 |
| 9standard | 94 | Hanaoka, Toshifumi (1647) | Won 2-1 | +201555 |
| top | average opponent: 1513record: 6-3 | new rating: 1555 | ||