Muramatsu, Ryou
Current rating: 1481
Record: 5-6
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 341 | Motoyanagi, Youhei (1440) | Lost 0-2 | -181465 |
| 2sealed | 450 | Takano, Hayato (1427) | Won 2-0 | +171482 |
| 3sealed | 347 | Daikuhara, Satoshi (1500) | Lost 1-2 | -181464 |
| 4sealed | 395 | Hagiwara, Masakatsu (1481) | Won 2-1 | +191483 |
| 5sealed | 335 | Takahashi, Teruyoshi (1404) | Won 2-1 | +161499 |
| 6sealed | 250 | Yamazaki, Yuki (Nagano) (1519) | Lost 0-2 | -181481 |
| average opponent: 1462record: 3-3 | new rating: 1481 | |||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 13 | Hanawa, Atsushi (1363) | Won 2-0 | +161516 |
| 3standard | 241 | Tamura, Youhei (1543) | Lost 0-2 | -181498 |
| 4standard | 358 | Hatashita, Hiroaki (1518) | Won 1-0 | +181516 |
| 5standard | 284 | Shimizu, Yuusuke (1540) | Lost 1-2 | -171499 |
| 6standard | 336 | Horikawa, Hideaki (1638) | Lost 1-2 | -161483 |
| average opponent: 1520record: 2-3 | new rating: 1483 | |||