Okamoto, Keita
Current rating: 1708 (#6035)
Record: 43-27-1 (GP) / 2-6 (professional)
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1731 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 434 | Cooper, Cody (1604) | Won 2-1 | +161747 |
| 2modern | 98 | Nordgren, Bryce (1503) | Lost 1-2 | -221725 |
| 3modern | 502 | Bentley, Ross (1412) | Won 2-0 | +121737 |
| 4modern | 361 | Horn, Lee (1681) | Won 1-0 | +171754 |
| 5modern | 134 | Alonzo, Fabian (1455) | Lost 1-2 | -231731 |
| 6modern | 294 | Drake, Matthew (1439) | Lost 1-2 | -231708 |
| top | average opponent: 1516record: 3-3 | new rating: 1708 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1691 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 232 | Sonoda, Shouhei (1500) | Won 2-1 | +141705 |
| 4modern | 298 | Yoshimura, Asuka (1542) | Won 2-0 | +151720 |
| 5modern | 20 | Nakata, Yuusaku (1599) | Lost 0-2 | -201700 |
| 6modern | 328 | Suzuki, Kousei (1579) | Won 2-1 | +161716 |
| 7modern | 221 | Taniguchi, Hiroaki (1698) | Won 2-0 | +171733 |
| 8modern | 78 | Nukita, Yosuke (1694) | Won 2-0 | +181751 |
| 9modern | 27 | Tsubouchi, Tomoya (1744) | Lost 0-2 | -181733 |
| 10modern | 177 | Hitomi, Masaaki (1764) | Won 2-1 | +181751 |
| 11modern | 104 | Inoe, Daisuke 0157 (1623) | Won 2-1 | +161767 |
| 12modern | 24 | Nakajima, Chikara (1859) | Lost 1-2 | -161751 |
| 13modern | 100 | Ohashi, Gaku (1635) | Won 2-0 | +151766 |
| 14modern | 60 | Masatsugu, Tatsuya (1683) | Lost 0-2 | -191747 |
| 15modern | 71 | Suzuki, Kazushige (1878) | Lost 1-2 | -161731 |
| top | average opponent: 1677record: 8-5 | new rating: 1731 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1618 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 682 | Takei, Tomoyuki (1387) | Won 2-1 | +141632 |
| 2standard | 667 | Chen, Chun Lin (1500) | Won 2-0 | +161648 |
| 3standard | 270 | Yoshizawa, Kohei (1582) | Won 2-0 | +171665 |
| 4standard | 338 | Kondou, Masaki (1397) | Won 2-1 | +131678 |
| 5standard | 72 | Hayata, Akira (1535) | Won 2-1 | +151693 |
| 6standard | 68 | Shiota, Fumihiko (1818) | Lost 1-2 | -161677 |
| 7standard | 108 | Isayama, Yusuke (1729) | Won 2-0 | +191696 |
| 8standard | 125 | Hashimoto, Tatsuki (1459) | Won 2-1 | +141710 |
| 9standard | 16 | Nakamura, Shuhei (2037) | Lost 1-2 | -121698 |
| 10standard | 113 | Matsui, Yasuo (1637) | Won 2-1 | +171715 |
| 11standard | 37 | Saito, Shinya (1666) | Won 2-1 | +171732 |
| 12standard | 63 | Liu, Yuchen (1817) | Won 2-0 | +191751 |
| 13standard | 18 | Hoshino, Yuuki (1559) | Lost 0-2 | -211730 |
| 14standard | 62 | Sia, Pei Ren (1602) | Lost 0-2 | -201710 |
| 15standard | 100 | Kawamata, Daisuke (1645) | Lost 0-2 | -191691 |
| top | average opponent: 1625record: 10-5 | new rating: 1691 | ||
| Grand Prix Melbourne 2016 (modern) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 164 | Ingamells, Nicholas (1500) | Won 2-0 | +171560 |
| 2modern | 178 | Fullard, Brent (1517) | Won 2-1 | +171577 |
| 3modern | 205 | Coote, Kyle (1493) | Won 2-0 | +171594 |
| 4modern | 94 | Robinson, Nicholas (1555) | Lost 1-2 | -191575 |
| 5modern | 161 | Clifford, Alex (1536) | Lost 0-2 | -191556 |
| 6modern | 287 | Wong, Virginia (1505) | Won 2-0 | +181574 |
| 7modern | 184 | Yamagami, Yudai (1776) | Won 2-0 | +211595 |
| 8modern | 83 | Rafferty, Thomas (1689) | Won 2-0 | +201615 |
| 9modern | 57 | Li, Yingyao (1576) | Won 2-0 | +171632 |
| 10modern | 37 | Walker, Braydon (1634) | Won 2-1 | +181650 |
| 11modern | 34 | Takahashi, Zen (1929) | Lost 1-2 | -131637 |
| 12modern | 66 | Fulko, Scott (1591) | Lost 0-2 | -191618 |
| top | average opponent: 1609record: 8-4 | new rating: 1618 | ||
| Grand Prix Singapore 2015 (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 361 | Cheong Kwong Sang, Fab (1500) | Lost 1-2 | -171449 |
| 2modern | 298 | Goh Wan Chin, Jeremy (1482) | Lost 1-2 | -171432 |
| 3modern | 522 | Hong, Hao (1468) | Won 2-0 | +181450 |
| 4modern | 422 | Hock Hui Don, Lau (1482) | Won 2-0 | +191469 |
| 5modern | 297 | Lim, Swee Weng (1470) | Draw 1-1 | 01469 |
| 6modern | 341 | Putro Purnomo, Surya (1536) | Won 2-0 | +191488 |
| 7modern | 236 | Chua, Cheng Zhi Orange (1515) | Won 2-0 | +191507 |
| 8modern | 167 | Basallo III, Ricardo (1482) | Won 2-1 | +171524 |
| 9modern | 114 | Baharin, Reza (1568) | Won 2-0 | +191543 |
| top | average opponent: 1500record: 6-2-1 | new rating: 1543 | ||
| Pro Tour Journey into Nyx (Theros block) | starting rating: 1513 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 135 | Dominguez, Javier (2090) | Lost 1-2 | -81505 |
| 2draft | 134 | Flora, Dustin (1639) | Lost 0-2 | -161489 |
| 3draft | 165 | Hudson, Matthew (1437) | Won 2-1 | +171506 |
| 4block | 118 | Voellmer, Andy (1676) | Won 2-0 | +211527 |
| 5block | 108 | Wildes, Julian (1694) | Lost 0-2 | -151512 |
| 6block | 99 | Fulk, David (1815) | Lost 0-2 | -131499 |
| 7block | 138 | Stecher, Ben (1484) | Lost 1-2 | -181481 |
| 8block | 144 | Geiger, Juergen (1660) | Lost 0-2 | -151466 |
| top | average opponent: 1687record: 2-6 | new rating: 1466 | ||
| Grand Prix Yokohama 2012 (modern) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 99 | Yamaji, Shunichi (1545) | Won 2-1 | +191488 |
| 3modern | 168 | Saitou, Nobuo (1518) | Lost 0-2 | -171471 |
| 4modern | 250 | Kozakai, Yukio (1519) | Won 2-1 | +191490 |
| 5modern | 117 | Yoshizumi, Tomohiro (1469) | Won 2-1 | +171507 |
| 6modern | 115 | Hasegawa, Shinya (1540) | Lost 1-2 | -171490 |
| 7modern | 166 | Ishida, Hiroshi (1696) | Won 2-1 | +221512 |
| 8modern | 104 | Arahori, Kazuaki (1594) | Won 2-1 | +191531 |
| 9modern | 68 | Nedachi, Tatsuya (1519) | Lost 0-2 | -181513 |
| top | average opponent: 1550record: 5-3 | new rating: 1513 | ||
| Grand Prix Kobe 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 3 | Nakai, Sunao (1518) | Won 2-1 | +181518 |
| 3sealed | 120 | Muraoka, Daiki (1495) | Lost 1-2 | -181500 |
| 4sealed | 292 | Welsh, Anthony (1454) | Lost 1-2 | -191481 |
| 5sealed | 322 | Harada, Toshiyuki (1636) | Lost 0-2 | -151466 |
| 6sealed | 363 | Daiki H., (1480) | Lost 0-2 | -181448 |
| 7sealed | 334 | Tsuchiya, Hideaki (1556) | Won 2-0 | +201468 |
| 8sealed | 253 | Saitou, Ryuuga (1483) | Won 2-0 | +181486 |
| 9sealed | 176 | Narumiya, Ryuuma (1525) | Lost 0-2 | -171469 |
| top | average opponent: 1518record: 3-5 | new rating: 1469 | ||