Ishikawa, Souta
Current rating: 1452
Record: 12-16
| Grand Prix Kyoto 2015 (legacy) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 151 | Okuda, Isao (1500) | Lost 1-2 | -171448 |
| 2legacy | 260 | Takechi, Daisuke (1482) | Won 2-0 | +181466 |
| 3legacy | 317 | Yoshizawa, Kaoru (1446) | Lost 1-2 | -181448 |
| 4legacy | 424 | Yoshida, Keiichiro (1480) | Lost 1-2 | -181430 |
| 5legacy | 390 | Unknown(osaka-city), U (1465) | Won 2-1 | +191449 |
| 6legacy | 338 | Taniguchi, Hironobu (1456) | Lost 0-2 | -181431 |
| 7legacy | 301 | Izuka, Hiroaki (1462) | Lost 1-2 | -171414 |
| 8legacy | 255 | Nakanishi, Osamu (1453) | Won 2-0 | +181432 |
| 9legacy | 209 | Katou, Kotarou (1495) | Won 2-0 | +201452 |
| top | average opponent: 1471record: 4-5 | new rating: 1452 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 4 | Nakata, Tatsuya (1560) | Won 2-1 | +201456 |
| 3sealed | 42 | K., Haruki (1518) | Won 2-0 | +191475 |
| 4sealed | 61 | Hayashi, Shouya (1575) | Lost 1-2 | -161459 |
| 5sealed | 215 | Lu, Pengjie (1453) | Won 2-0 | +181477 |
| 6sealed | 55 | Shouyama, Akihiko (1519) | Won 2-1 | +191496 |
| 7sealed | 25 | Syouta, Kubo (1571) | Lost 1-2 | -171479 |
| 8sealed | 263 | Matsuyama, Satoshi (1690) | Lost 0-2 | -141465 |
| top | average opponent: 1555record: 4-3 | new rating: 1465 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 215 | Muraoka, Yuki (1639) | Lost 0-2 | -151448 |
| 3standard | 493 | Soejima, Takayuki (1501) | Won 2-0 | +191467 |
| 4standard | 431 | Ootachi, Makoto (1515) | Lost 0-2 | -171450 |
| 5standard | 400 | Goto, Tomonori (1482) | Won 2-0 | +191469 |
| 6standard | 273 | Hagiwara, Yuuta (1457) | Lost 0-2 | -191450 |
| 7standard | 386 | Saitou, Keiichirou (1630) | Lost 1-2 | -141436 |
| 8standard | 383 | Sugaya, Takeshi (1411) | Lost 0-2 | -191417 |
| 9standard | 361 | Tian, Criss (1464) | Won 2-0 | +191436 |
| top | average opponent: 1512record: 3-5 | new rating: 1436 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 189 | Shimazu, Takuya (1500) | Lost 1-2 | -181482 |
| 2modern | 501 | Ideue, Yuuki (1485) | Won 2-1 | +181500 |
| 3modern | 486 | Terada, Tadashi (1455) | Lost 0-2 | -191481 |
| 4modern | 492 | Nishikori, Kouji (1463) | Lost 0-2 | -181463 |
| top | average opponent: 1476record: 1-3 | new rating: 1463 | ||