Ishii, Wataru
Current rating: 1612
Record: 17-13-2
| Grand Prix Chiba 2016 (legacy) | starting rating: 1630 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 8 | Huang, Han Shen (1600) | Lost 0-2 | -181612 |
| top | record: 0-1 | new rating: 1612 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 491 | Okada, Yoshikazu (1644) | Won 2-0 | +211489 |
| 4standard | 165 | Nakano, Shinji (1782) | Won 2-0 | +231512 |
| 5standard | 110 | Lachaud, Remy (1898) | Won 2-1 | +251537 |
| 6standard | 78 | Aida, Yasuki (1584) | Won 2-1 | +191556 |
| 7standard | 24 | Kokubu, Yusuke (1579) | Won 2-1 | +181574 |
| 8standard | 2 | Ou, Kaitou (1809) | Draw 1-1 | +41578 |
| 9standard | 10 | Eguchi, Yukio (1672) | Lost 1-2 | -161562 |
| 10standard | 52 | Casper, Sven (1602) | Draw 1-1 | +11563 |
| 11standard | 117 | Ishikawa, Masami (1597) | Won 2-1 | +181581 |
| 12standard | 71 | Nakamura, Yuki 6139 (1576) | Won 2-1 | +181599 |
| 13standard | 42 | Matsumoto, Fumiya (1912) | Won 2-0 | +241623 |
| 14standard | 24 | Itou, Motoaki (1939) | Won 2-1 | +231646 |
| 15standard | 14 | Mialaret, Gary (1751) | Lost 0-2 | -161630 |
| top | average opponent: 1719record: 9-2-2 | new rating: 1630 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 526 | Yamasita, Akinori (1436) | Won 2-0 | +171518 |
| 3sealed | 159 | Yamaguchi, Shouta (1650) | Won 2-0 | +201538 |
| 4sealed | 278 | Ogata, Nobuhiko (1619) | Lost 1-2 | -161522 |
| 5sealed | 423 | Komatsubara, Atsuo (1541) | Lost 1-2 | -181504 |
| 6sealed | 675 | Nakai, Kenichiro (1498) | Won 2-1 | +181522 |
| 7sealed | 399 | Tomiyama, Shin (1347) | Lost 1-2 | -211501 |
| 8sealed | 613 | Sun, Kuangda (1611) | Lost 1-2 | -161485 |
| 9sealed | 575 | Oda, Shinya (1531) | Lost 1-2 | -171468 |
| top | average opponent: 1529record: 3-5 | new rating: 1468 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 211 | Tanaka, Masataka (1500) | Won 2-0 | +191500 |
| 2standard | 57 | Tashiro, Atsunori (1435) | Lost 1-2 | -201480 |
| 3standard | 842 | Hayasi, Humiaki (1500) | Won 2-0 | +191499 |
| 4standard | 400 | Hada, Nobuto (1569) | Won 2-0 | +191518 |
| 5standard | 471 | Takahashi, Kazuya (1591) | Won 2-1 | +191537 |
| 6standard | 286 | Naka, Keiji (1570) | Lost 1-2 | -171520 |
| 7standard | 359 | Takayama, Kan (1580) | Lost 1-2 | -171503 |
| 8standard | 462 | Sashida, Tomoro (1403) | Won 2-0 | +161519 |
| 9standard | 312 | Kudou, Takunori (1513) | Lost 0-2 | -181501 |
| top | average opponent: 1518record: 5-4 | new rating: 1501 | ||
| Grand Prix Kobe 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 705 | Ota, Youhei (1462) | Lost 0-2 | -191481 |
| top | record: 0-1 | new rating: 1481 | ||