Itoh, Yoshio
Current rating: 1332
Record: 11-23
| Grand Prix Kobe 2017 (modern) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 626 | Naruse, Ryuji (1500) | Lost 0-2 | -161379 |
| 2modern | 701 | Mikihisa, Kamiyama (1483) | Lost 0-2 | -161363 |
| 3modern | 1175 | Ng, Thengwei (1425) | Lost 0-2 | -171346 |
| 4modern | 1266 | Kosaka, Ryohei (1341) | Won 2-0 | +181364 |
| 5modern | 1238 | Tanaka, Yuuki (1497) | Lost 1-2 | -161348 |
| 6modern | 1206 | Ushida, Chihiro (1446) | Lost 0-2 | -161332 |
| top | average opponent: 1449record: 1-5 | new rating: 1332 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 612 | Suzuki, Kyou (1724) | Won 2-0 | +231452 |
| 4standard | 333 | Kudou, Takunori (1628) | Lost 1-2 | -151437 |
| 5standard | 346 | Tezuka, Yo (1873) | Lost 1-2 | -111426 |
| 6standard | 477 | Yagawa, Masataka (1581) | Lost 0-2 | -151411 |
| 7standard | 931 | Hasegawa, Yuuhei (1490) | Lost 1-2 | -161395 |
| top | average opponent: 1659record: 1-4 | new rating: 1395 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 457 | Yanagawa, Takahiro (1505) | Lost 1-2 | -171420 |
| 2standard | 864 | Hunada, Eiichi (1430) | Won 2-0 | +191439 |
| 3standard | 1120 | Nagoya, Ryouta (1522) | Lost 0-2 | -171422 |
| 4standard | 1369 | Meura, Tomohide (1487) | Won 2-0 | +191441 |
| 5standard | 1181 | Kajihara, Koji (1573) | Won 2-1 | +211462 |
| 6standard | 591 | Sorada, Shohei (1521) | Lost 1-2 | -171445 |
| 7standard | 790 | Kitsunezuka, Masanori (1545) | Lost 1-2 | -161429 |
| top | average opponent: 1512record: 3-4 | new rating: 1429 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 321 | Abe, Shunpei (1481) | Lost 1-2 | -181470 |
| 2sealed | 798 | Maeba, Hideaki (1606) | Lost 1-2 | -161454 |
| 3sealed | 1200 | Takrathoke, Manoch (1465) | Lost 1-2 | -181436 |
| 4sealed | 1232 | Katagishi, Jun'Ichi (1485) | Won 2-1 | +191455 |
| 5sealed | 1079 | Ohata, Hiroyuki (1456) | Lost 1-2 | -181437 |
| top | average opponent: 1499record: 1-4 | new rating: 1437 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1071 | Hu, Shaofan (1500) | Lost 0-2 | -181464 |
| 2sealed | 1390 | Aihara, Shogaku (1548) | Won 2-1 | +201484 |
| 3sealed | 1108 | Nakagawa, Hikaru (1458) | Lost 0-2 | -191465 |
| 4sealed | 1177 | Narasaki, Yuuki (1399) | Won 2-0 | +171482 |
| 5sealed | 1114 | Hayashi, Shinsuke (1946) | Won 2-1 | +261508 |
| 6sealed | 1016 | Yoshimura, Yutaka (1386) | Lost 0-2 | -201488 |
| top | average opponent: 1539record: 3-3 | new rating: 1488 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 782 | Minezaki, Yuuta (1500) | Lost 0-2 | -181482 |
| 2sealed | 967 | Sotomura, Yoshihiro (1485) | Won 2-0 | +181500 |
| 3sealed | 864 | Aida, Yasuki (1477) | Won 2-0 | +181518 |
| 4sealed | 919 | Nagai, Fukutarou (1526) | Lost 0-2 | -181500 |
| 5sealed | 857 | Soga, Junya (1504) | Lost 1-2 | -181482 |
| top | average opponent: 1498record: 2-3 | new rating: 1482 | ||