Itou, Akira
Current rating: 1386
Record: 13-21-3
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 3pioneer | 378 | Tasugi, Keigo (1578) | Lost 1-2 | -151413 |
| 4pioneer | 283 | Endoh, Hiroki (1565) | Lost 1-2 | -161397 |
| 5pioneer | 595 | Okuno, Ryohei (1757) | Lost 0-2 | -111386 |
| top | average opponent: 1634record: 0-3 | new rating: 1386 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 621 | Fujii, Ami (1359) | Won 2-0 | +171444 |
| 2standard | 280 | Ueno, Hideto (1312) | Won 2-0 | +151459 |
| 3standard | 338 | Ishii, Taiyo (1560) | Lost 0-2 | -161443 |
| 4standard | 838 | Omi, Tatsuya (1491) | Lost 0-2 | -171426 |
| 5standard | 878 | Matsui, Shintaro (1403) | Won 2-0 | +171443 |
| 6standard | 761 | Daizo, Motoe (1526) | Lost 1-2 | -161427 |
| 7standard | 784 | Kurosu, Kazuki (1441) | Won 2-0 | +181445 |
| 8standard | 605 | Minoshima, Daijiro (1485) | Lost 0-2 | -171428 |
| top | average opponent: 1447record: 4-4 | new rating: 1428 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 57 | Park, Min Gyu (1518) | Lost 1-2 | -171463 |
| 3standard | 233 | Myo, Taiki (1499) | Lost 0-2 | -181445 |
| 4standard | 379 | Kelterbaum, Catherine (1310) | Lost 1-2 | -201425 |
| 5standard | 346 | Ogawa, Hiroyuki (1488) | Won 2-1 | +191444 |
| 6standard | 291 | Asai, Keniti (1486) | Lost 1-2 | -171427 |
| top | average opponent: 1460record: 1-4 | new rating: 1427 | ||
| Grand Prix Sendai 2010 (ROE standard) | starting rating: 1489 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 190 | Yamaguchi, Kouichi (1500) | Won 2-1 | +181507 |
| 2standard | 141 | Imura, Satoshi (1714) | Won 2-0 | +221529 |
| 3standard | 16 | Takahashi, Nozomu (1581) | Lost 1-2 | -171512 |
| 4standard | 242 | Narita, Yasumasa (1486) | Draw 1-1 | -11511 |
| 5standard | 202 | Hirabayashi, Kazuya (1823) | Lost 1-2 | -121499 |
| 6standard | 261 | Seki, Manabu (1456) | Lost 0-2 | -191480 |
| top | average opponent: 1593record: 2-3-1 | new rating: 1480 | ||
| Grand Prix Yokohama 2010 (extended) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 53 | Tomizawa, Yuusuke (1463) | Won 2-0 | +171485 |
| 2extended | 154 | Sasaki, Yuusuke (Hyogo) (1581) | Draw 1-1 | +21487 |
| 3extended | 150 | Nitta, Yuki (1496) | Lost 0-2 | -181469 |
| 4extended | 318 | French, Michael (1489) | Won 2-1 | +191488 |
| 5extended | 226 | Hama, Kirito (1517) | Won 1-0 | +181506 |
| 6extended | 149 | Yokota, Kohei (1538) | Lost 0-2 | -171489 |
| top | average opponent: 1514record: 3-2-1 | new rating: 1489 | ||
| Grand Prix Niigata 2009 (M10 limited) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 100 | Sakai, Yoshikuni (1500) | Lost 0-2 | -171426 |
| 2sealed | 228 | Nakamura, Taku (1483) | Won 2-1 | +191445 |
| 3sealed | 107 | Kaneko, Masayuki (1485) | Won 2-0 | +191464 |
| 4sealed | 214 | Hasegawa, Hiroyuki (1502) | Won 2-1 | +181482 |
| 5sealed | 79 | Shingai, Sara (1637) | Draw 1-1 | +31485 |
| 6sealed | 97 | Mera, Kenichi (1499) | Lost 0-2 | -171468 |
| top | average opponent: 1518record: 3-2-1 | new rating: 1468 | ||
| Grand Prix Okayama 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 158 | Yasufuku, Akihiro (1470) | Lost 0-0 | -191481 |
| 2sealed | 223 | Hamada, Masaki (1509) | Lost 1-2 | -171464 |
| 3sealed | 242 | Nishimura, Masaaki (1299) | Lost 0-2 | -211443 |
| top | average opponent: 1426record: 0-3 | new rating: 1443 | ||