Sakano, Tatsuo
Current rating: 1550
Record: 19-19
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 44 | Takeuchi, Jun (1552) | Lost 0-2 | -191572 |
| 4standard | 165 | Katagiri, Akihito (1560) | Won 2-0 | +181590 |
| 5standard | 70 | Hasegawa, Kazuhiko3707 (1509) | Lost 0-2 | -191571 |
| 6standard | 132 | Nakamura, Takehiro (1483) | Won 2-0 | +161587 |
| 7standard | 161 | Suzuki, Tomoyuki (1510) | Lost 0-2 | -191568 |
| 8standard | 189 | Tarui, Ryota (1598) | Lost 0-2 | -181550 |
| top | average opponent: 1535record: 2-4 | new rating: 1550 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1452 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 148 | Yasuda, Kazuki (1485) | Lost 0-2 | -181434 |
| 3standard | 370 | Muto, Masaharu (1607) | Lost 1-2 | -151419 |
| 4standard | 415 | Miyabe, Kouichi (1481) | Won 2-1 | +201439 |
| 5standard | 387 | Sone, Shuhei (1541) | Won 2-1 | +191458 |
| 6standard | 291 | Itou, Takanori (1652) | Won 2-0 | +221480 |
| 7standard | 268 | Sugimoto, Yuuki (1596) | Won 2-1 | +201500 |
| 8standard | 171 | Hangyo, Tatsuya (1556) | Won 2-1 | +191519 |
| 9standard | 100 | Inuzuka, Masayuki (1597) | Won 2-1 | +191538 |
| 10standard | 61 | Adachi, Ryosuke (1428) | Won 2-0 | +161554 |
| 11standard | 44 | Murae, Ryuji (1746) | Won 2-0 | +221576 |
| 12standard | 17 | Tsai, Kai-an (1619) | Won 2-0 | +191595 |
| 13standard | 14 | Watanabe, Yuuya (1993) | Lost 0-2 | -111584 |
| 14standard | 23 | Yasooka, Shota (1958) | Lost 1-2 | -121572 |
| 15standard | 35 | Jo, Bunkun (1619) | Won 2-1 | +191591 |
| top | average opponent: 1634record: 10-4 | new rating: 1591 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 101 | Fujiwara, Leon (1500) | Lost 1-2 | -171443 |
| 4sealed | 171 | Kurokawa, Ryushi (1513) | Won 2-1 | +191462 |
| 5sealed | 180 | Shimada, Akihiro (1536) | Won 2-1 | +201482 |
| 6sealed | 50 | Hayashi, Shinsuke (1745) | Lost 0-2 | -141468 |
| 7sealed | 211 | M., Satoru (1539) | Lost 0-2 | -161452 |
| top | average opponent: 1567record: 2-3 | new rating: 1452 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1453 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 113 | Nishimura, Shinji (1536) | Won 2-1 | +201473 |
| 4standard | 107 | Nogami, Daisuke (1606) | Lost 0-2 | -161457 |
| 5standard | 161 | Ohori, Akihito (1446) | Lost 0-2 | -181439 |
| 6standard | 421 | Hisano, Mikita (1452) | Won 2-0 | +181457 |
| 7standard | 190 | Minobe, Shinya (1527) | Won 2-0 | +191476 |
| 8standard | 164 | Higashi, Satoshi (1586) | Lost 0-2 | -161460 |
| top | average opponent: 1525record: 3-3 | new rating: 1460 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 89 | Hiraga, Masahiro (1714) | Lost 0-2 | -141486 |
| 3modern | 514 | Ogawa, Ryota (1500) | Won 2-1 | +181504 |
| 4modern | 328 | Sasaki, Satoru (1417) | Lost 0-2 | -191485 |
| 5modern | 386 | Inoue, Takamichi (1483) | Lost 1-2 | -191466 |
| 6modern | 499 | Yamamoto, Kazuhiro (1416) | Lost 0-2 | -181448 |
| 7modern | 463 | Aridome, Tomohiro (1775) | Lost 0-2 | -131435 |
| 8modern | 380 | Tamai, Yuno (1429) | Won 2-1 | +181453 |
| top | average opponent: 1533record: 2-5 | new rating: 1453 | ||