Karasawa, Satoshi
Current rating: 1351
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1398 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 941 | Makuta, Eiji (1501) | Lost 0-2 | -171381 |
| 2sealed | 1005 | Imamura, Daisuke (1320) | Lost 0-1 | -191362 |
| 3sealed | 1077 | Saito, Yuji (1430) | Lost 1-2 | -161346 |
| 4sealed | 1096 | Maseguchi, Masashi (1373) | Won 2-1 | +181364 |
| 5sealed | 1030 | Shiwaku, Tsuyoshi (1642) | Lost 0-2 | -131351 |
| top | average opponent: 1453record: 1-4 | new rating: 1351 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Fujiwara, Katsuma (1500) | Lost 0-2 | -171410 |
| 2sealed | 244 | Katsuragi, Atsushi (1482) | Lost 1-2 | -161394 |
| 3sealed | 392 | Umezawa, Masafumi (1463) | Won 2-1 | +191413 |
| 4sealed | 305 | Kadowaki, Kouhei (1448) | Won 2-1 | +181431 |
| 5sealed | 231 | Horie, Kazuo (1472) | Lost 1-2 | -171414 |
| 6sealed | 281 | Yasuda, Kazuki (1490) | Lost 1-2 | -161398 |
| top | average opponent: 1476record: 2-4 | new rating: 1398 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 665 | Yoshioka, Yuuhou (1500) | Lost 0-2 | -181482 |
| 2sealed | 997 | Miyakawa, Ayumu (1468) | Lost 0-2 | -181464 |
| 3sealed | 1123 | Ohtsu, Hayato (1464) | Lost 0-2 | -181446 |
| 4sealed | 1125 | Aida, Tomomu (1445) | Lost 1-2 | -181428 |
| 5sealed | 1083 | Kotabe, Satoshi (1427) | Won 2-1 | +181446 |
| 6sealed | 1003 | Ihara, Akihiro (1401) | Lost 0-2 | -191427 |
| top | average opponent: 1451record: 1-5 | new rating: 1427 | ||