Sunakawa, Keiji
Current rating: 1500
| Grand Prix Kobe 2014 (modern) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 816 | Kawamura, Hirotaka (1463) | Lost 1-2 | -201518 |
| 2modern | 1103 | Yoshikawa, Takeo (1500) | Won 2-1 | +181536 |
| 3modern | 970 | Wada, Yuki (1771) | Lost 1-2 | -141522 |
| 4modern | 1059 | Akedo, Akihiro (1372) | Won 2-0 | +161538 |
| 5modern | 956 | Sano, Toshirou (1501) | Lost 1-2 | -191519 |
| 6modern | 1035 | Yakabe, Hikaru (1486) | Lost 0-2 | -191500 |
| top | average opponent: 1515record: 2-4 | new rating: 1500 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 247 | Sato, Hisao (1452) | Won 2-1 | +181478 |
| 3sealed | 178 | Tezuka, Yuuki (1503) | Won 2-1 | +181496 |
| 4sealed | 70 | Wada, Yuusaku (1543) | Won 2-0 | +191515 |
| 5sealed | 32 | Ishihara, Jun (1737) | Won 2-1 | +221537 |
| 6sealed | 13 | Hiramatsu, Mamoru (1723) | Won 2-0 | +221559 |
| 7sealed | 12 | Lee, Dongkyu (1558) | Won 2-0 | +181577 |
| 8sealed | 143 | Endo, Ryota (1846) | Lost 0-2 | -141563 |
| 9sealed | 204 | Takami, Yuta (1576) | Lost 1-2 | -171546 |
| 10sealed | 105 | Kou, Yoshiki (1594) | Lost 0-2 | -181528 |
| 11sealed | 98 | Sato, Kouki (1574) | Won 2-0 | +191547 |
| 12draft | 32 | Yanase, Kaname (1611) | Lost 0-2 | -171530 |
| 13draft | 56 | Ikeda, Yoshio (1571) | Won 2-1 | +191549 |
| 14draft | 60 | Wada, Hiroya (1622) | Lost 1-2 | -161533 |
| 15draft | 11 | Touma, Takahiro (1585) | Lost 0-2 | -181515 |
| 17draft | 51 | Taniguchi, Hiroaki (1756) | Won 2-1 | +231538 |
| top | average opponent: 1617record: 9-6 | new rating: 1538 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 423 | Tanaka, Hiroshi (1480) | Lost 0-2 | -181482 |
| 2modern | 583 | Tanaka, Makoto (1431) | Lost 1-2 | -191463 |
| 3modern | 636 | Katou, Kotarou (1464) | Lost 0-2 | -181445 |
| 4modern | 686 | Furusawa, Reona (1445) | Won 2-0 | +181463 |
| 5modern | 637 | Nagahiro, Masato (1469) | Won 2-0 | +181481 |
| 6modern | 484 | Abe, Motoki (1504) | Draw 1-1 | 01481 |
| 7modern | 424 | Yamazaki, Yuki (Nagano) (1464) | Lost 0-2 | -181463 |
| 8modern | 368 | Masuyama, Yuko (1322) | Won 2-1 | +151478 |
| 9modern | 278 | Mochizuki, Tomohiro (1461) | Lost 1-2 | -181460 |
| top | average opponent: 1449record: 3-5-1 | new rating: 1460 | ||