Itodani, Tetsurou
Current rating: 1748 (#3976)
Record: 47-31-1 (GP) / 3-5 (professional)
| Grand Prix Chiba 2019 (M20 limited) | starting rating: 1651 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 251 | Hatashita, Hiroaki (1412) | Won 2-0 | +141665 |
| 2sealed | 260 | Tsukamoto, Mitsuru (1808) | Won 2-0 | +201685 |
| 3sealed | 255 | Hirata, Keisuke4111 (1501) | Lost 1-2 | -211664 |
| 4sealed | 674 | Tajima, Akitoshi (1518) | Won 2-0 | +151679 |
| 5sealed | 296 | Tamoto, Akihiro (1532) | Won 2-0 | +151694 |
| 6sealed | 284 | Yoshimura, Wataru (1629) | Won 2-0 | +171711 |
| 7sealed | 134 | Yu, Yin (1817) | Lost 0-2 | -161695 |
| 8sealed | 261 | Suzuki, Towa (1613) | Won 2-1 | +171712 |
| 9sealed | 211 | Harada, Masato (1616) | Won 2-1 | +161728 |
| 10draft | 32 | Saeki, Katsuhisa (1935) | Won 2-0 | +221750 |
| 11draft | 30 | Oohashi, Toshiya (1771) | Lost 0-2 | -181732 |
| 12draft | 31 | Takahari, Hiroyuki (1749) | Won 2-1 | +181750 |
| 13draft | 22 | Hando, Shinnosuke (1605) | Won 2-1 | +161766 |
| 14draft | 170 | Oohashi, Toshiya (1783) | Lost 0-2 | -181748 |
| top | average opponent: 1664record: 10-4 | new rating: 1748 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1667 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 356 | Kawashima, Kazuki (1610) | Lost 1-2 | -201647 |
| 2sealed | 785 | Shang, Cheng Yan (1419) | Lost 0-2 | -221625 |
| 3sealed | 1115 | Chen, Rui (1540) | Won 2-0 | +171642 |
| 4sealed | 877 | Okamoto, Masahiro4209 (1489) | Lost 1-2 | -211621 |
| 5sealed | 1053 | Asami, Taiki (1465) | Won 2-0 | +151636 |
| 6sealed | 951 | Toyoda, Ryosuke (1373) | Won 2-0 | +141650 |
| 7sealed | 724 | Xiao, Han (1812) | Won 2-0 | +201670 |
| 8sealed | 492 | Kobayashi, Tatsurou (1577) | Lost 0-2 | -191651 |
| top | average opponent: 1536record: 4-4 | new rating: 1651 | ||
| Grand Prix Nagoya 2016 (OGW limited) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 721 | Nakamura, Yuuta (1451) | Draw 1-1 | -31565 |
| 2sealed | 620 | Kobayashi, Keitaro (1448) | Lost 0-2 | -201545 |
| 3sealed | 1078 | Hoshina, Kohei (1428) | Won 2-0 | +161561 |
| 4sealed | 845 | Cole, Lewis (1443) | Won 2-0 | +161577 |
| 5sealed | 560 | Takehana, Yuki (1523) | Won 2-0 | +171594 |
| 6sealed | 373 | Senuma, Mihiro (1592) | Lost 1-2 | -181576 |
| 7sealed | 561 | Urase, Ryosuke (1664) | Won 2-0 | +201596 |
| 8sealed | 387 | Sasaki, Yusuke 6420 (1501) | Won 2-1 | +161612 |
| 9sealed | 261 | Muranaka, Hiroya (1651) | Won 2-0 | +191631 |
| 10draft | 44 | Harano, Takahiro (1686) | Lost 1-2 | -171614 |
| 11draft | 129 | Kobayashi, Hiroaki (1446) | Won 2-1 | +151629 |
| 12draft | 127 | Onizuka, Hiroshi (1757) | Won 2-0 | +201649 |
| 13draft | 33 | Nagao, Shunsuke (1600) | Lost 0-2 | -191630 |
| 14draft | 163 | Harano, Takahiro (1679) | Won 2-0 | +191649 |
| 15draft | 203 | Kainuma, Satoru (1628) | Won 2-1 | +181667 |
| top | average opponent: 1566record: 10-4-1 | new rating: 1667 | ||
| Pro Tour Dragons of Tarkir (DTK standard) | starting rating: 1584 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 40 | Martinez Querol, Daniel (1584) | Lost 1-2 | -181566 |
| 2draft | 179 | Macaraeg, Tad (1746) | Lost 1-2 | -141552 |
| 3draft | 114 | Dobis, David (1702) | Lost 0-2 | -161536 |
| 4standard | 194 | Saporito, Thiago (1871) | Won 2-1 | +241560 |
| 5standard | 181 | Lihoreau, Ibai (1638) | Won 2-1 | +201580 |
| 6standard | 131 | Spartz, Michael (1527) | Lost 1-2 | -191561 |
| 7standard | 176 | Roorda, Zac (1670) | Won 2-1 | +201581 |
| 8standard | 119 | Soh, Weng Heng (1854) | Lost 1-2 | -131568 |
| top | average opponent: 1699record: 3-5 | new rating: 1568 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 66 | Uchida, Momotarou (1667) | Won 2-0 | +201577 |
| 2standard | 208 | Saegusa, Nobuyuki (1503) | Won 2-1 | +171594 |
| 3standard | 118 | Yoshioka, Tokio (1500) | Lost 0-2 | -201574 |
| 4standard | 246 | Yamaguchi, Tomoyuki (1509) | Lost 1-2 | -191555 |
| 5standard | 336 | Katagiri, Toshiki (1384) | Won 2-1 | +151570 |
| 6standard | 251 | Gotou, Taito (1517) | Won 2-0 | +171587 |
| 7standard | 189 | K., Jun (1503) | Won 2-1 | +161603 |
| 8standard | 113 | Takisaka, Toru (1551) | Lost 0-2 | -191584 |
| top | average opponent: 1517record: 5-3 | new rating: 1584 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1599 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 873 | Kakiki, Ayumu (1516) | Lost 0-2 | -201579 |
| 3sealed | 1057 | Sekimoto, Kandai (1560) | Lost 0-2 | -181561 |
| 4sealed | 1059 | Satonaka, Kentarou (1484) | Won 2-1 | +171578 |
| 5sealed | 929 | Nagahiro, Masato (1442) | Lost 1-2 | -211557 |
| top | average opponent: 1500record: 1-3 | new rating: 1557 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1625 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 171 | Yamano, Tatsuto (1289) | Won 2-1 | +131638 |
| 3standard | 245 | Saito, Takaya (1687) | Won 2-0 | +181656 |
| 4standard | 156 | Nakamura, Shinichiro (1519) | Lost 0-2 | -201636 |
| 5standard | 204 | Hatou, Yoshikazu (1517) | Lost 0-2 | -201616 |
| 6standard | 270 | Sato, Rei (1679) | Lost 0-2 | -171599 |
| top | average opponent: 1538record: 2-3 | new rating: 1599 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1573 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 329 | Takeda, Harunobu (1522) | Won 2-1 | +171590 |
| 3modern | 232 | Sasaki, Masaya (Akita) (1571) | Won 2-0 | +181608 |
| 4modern | 124 | Yoon, SooHan (1637) | Lost 1-2 | -181590 |
| 5modern | 191 | Kaneko, Yoshiyuki (1672) | Lost 1-2 | -161574 |
| 6modern | 337 | Osanai, Takashi (1489) | Won 2-0 | +161590 |
| 7modern | 271 | Murata, Atsushi (1621) | Won 2-1 | +191609 |
| 8modern | 145 | Nakamichi, Daisuke (1544) | Won 2-0 | +161625 |
| top | average opponent: 1580record: 5-2 | new rating: 1625 | ||
| Grand Prix Hiroshima 2011 (ISD standard) | starting rating: 1567 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 79 | Kou, Changsu (1778) | Lost 0-2 | -141553 |
| 5standard | 127 | Sato, Shinya (1662) | Won 2-0 | +201573 |
| 6standard | 62 | Miyawaki, Wataru (1551) | Won 2-0 | +171590 |
| 7standard | 53 | Kamo, Riki (1471) | Lost 1-2 | -201570 |
| 8standard | 111 | Naoyuki M., (1512) | Won 2-0 | +171587 |
| 9standard | 49 | Kawamura, Kazushi (1790) | Lost 0-2 | -141573 |
| top | average opponent: 1627record: 3-3 | new rating: 1573 | ||
| Grand Prix Kobe 2011 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 15 | Yasooka, Shota (1956) | Lost 0-2 | -101490 |
| 5extended | 75 | I., Satoshi (1574) | Won 2-1 | +191509 |
| 6extended | 84 | Honnami, Tomoyuki (1729) | Lost 0-2 | -141495 |
| 7extended | 91 | Kishi, Tatsunori (1744) | Won 2-0 | +231518 |
| 8extended | 61 | Sugiyama, Yuya (1701) | Won 2-1 | +211539 |
| 9extended | 65 | Matsumoto, Yoshifumi (1535) | Won 2-1 | +181557 |
| 10extended | 25 | Takahira, Shunsuke (1593) | Lost 0-2 | -171540 |
| 11extended | 8 | Yuda, Chikara (1601) | Won 2-0 | +191559 |
| 12extended | 8 | Kou, Changsu (1722) | Lost 1-2 | -151544 |
| 13extended | 20 | Furuta, Yoshifuyu (1535) | Lost 1-2 | -191525 |
| 14extended | 40 | Watanabe, Takanori (1616) | Won 2-0 | +201545 |
| 15extended | 13 | Suzuki, Nobuyoshi (1765) | Won 2-0 | +221567 |
| top | average opponent: 1673record: 7-5 | new rating: 1567 | ||