Yoon, Je Yeon
Current rating: 1671
Record: 58-52-1
Grand Prix Beijing 2013Grand Prix Kitakyushu 2013Grand Prix Taipei 2014Grand Prix Sydney 2014Grand Prix Manila 2015Grand Prix Shizuoka 2015Grand Prix Chiba 2015Grand Prix Singapore 2015Grand Prix Hong Kong 2015Grand Prix Kobe 2015Grand Prix Vancouver 2016Grand Prix Tokyo 2016Grand Prix Shizuoka 2017Grand Prix Kyoto 2017Regional Championships Yokohama 2023
| Regional Championships Yokohama 2023 (ONE standard) | starting rating: 1721 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 65 | Obara, Yuichiro (1500) | Lost 1-2 | -221699 |
| 2standard | 70 | Yamazaki, Daisuke (1452) | Won 2-1 | +141713 |
| 3standard | 41 | Do, Gihong (1480) | Lost 1-2 | -221691 |
| 4standard | 77 | Nakamura, Kazuhiro (1600) | Lost 1-2 | -201671 |
| top | average opponent: 1508record: 1-3 | new rating: 1671 | ||
| Grand Prix Kyoto 2017 (HOU limited) | starting rating: 1652 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 429 | Teduka, Chisei (1518) | Won 2-0 | +161668 |
| 3sealed | 79 | Yamamura, Shouma (1533) | Won 2-0 | +151683 |
| 4sealed | 110 | Nomura, Masahiro (1671) | Won 2-0 | +181701 |
| 5sealed | 24 | Hendriks, Thomas (2092) | Won 2-1 | +251726 |
| 6sealed | 8 | Hibino, Yasutaka (1724) | Won 2-0 | +181744 |
| 7sealed | 12 | Cabrera, Leandro (1738) | Lost 0-2 | -181726 |
| 8sealed | 48 | Trotte, Florian (1748) | Won 2-1 | +181744 |
| 9sealed | 21 | Banno, Kunihiko (1681) | Won 2-0 | +171761 |
| 10draft | 10 | Takahara, Sho (1635) | Lost 0-2 | -201741 |
| 11draft | 10 | Kawada, Chihiro (1893) | Won 2-1 | +201761 |
| 12draft | 10 | Schiber, Christopher (1743) | Lost 0-2 | -181743 |
| 13draft | 101 | Sun, Guolong (1528) | Won 2-0 | +141757 |
| 14draft | 281 | Stroh, Kim (1992) | Lost 1-2 | -141743 |
| 15draft | 195 | Tsuchida, Yoshitaka (1516) | Lost 0-2 | -221721 |
| top | average opponent: 1715record: 9-5 | new rating: 1721 | ||
| Grand Prix Shizuoka 2017 (AER standard) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 528 | Ootsubo, Tsubasa (1531) | Won 2-0 | +161627 |
| 4standard | 320 | Kadowaki, Yohei (1519) | Lost 1-2 | -201607 |
| 5standard | 310 | Takahashi, Kenji (1592) | Won 2-1 | +181625 |
| 6standard | 95 | Kutsukake, Takuro (1603) | Won 2-0 | +181643 |
| 7standard | 214 | Ando, Eriko (1713) | Won 2-1 | +191662 |
| 8standard | 30 | Komada, Katsuya (1693) | Won 2-1 | +181680 |
| 9standard | 22 | Fujimura, Kazuaki (1933) | Lost 0-2 | -131667 |
| 10standard | 153 | Suzuike, Fumiyasu (1803) | Won 2-0 | +201687 |
| 11standard | 89 | Sunada, Shougo (1726) | Lost 0-2 | -171670 |
| 12standard | 118 | Yamakita, Yuya (1663) | Lost 1-2 | -181652 |
| top | average opponent: 1677record: 6-4 | new rating: 1652 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 256 | Prasjaksattru, Parn (1519) | Won 2-0 | +161648 |
| 4standard | 155 | Li, Thaksin (1589) | Won 2-1 | +171665 |
| 5standard | 170 | Harane, Kenta (1866) | Lost 1-2 | -141651 |
| 6standard | 392 | Juumonji, Ryou (1699) | Lost 0-2 | -171634 |
| 7standard | 584 | Yu, Chenghsien (1352) | Lost 0-2 | -231611 |
| top | average opponent: 1605record: 2-3 | new rating: 1611 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 67 | Clarke, Jason (1536) | Won 0-0 | +181554 |
| 4sealed | 102 | Tessier, Michael (1661) | Won 2-0 | +201574 |
| 5sealed | 76 | Koch, Florian (1852) | Lost 1-2 | -131561 |
| 6sealed | 177 | Magana, Jesus (1690) | Lost 1-2 | -161545 |
| 7sealed | 184 | Egashira, Kenji (1907) | Won 2-0 | +251570 |
| 8sealed | 153 | Gleboff, Michael (1567) | Won 2-0 | +181588 |
| 9sealed | 116 | Eisenbrey, Gaelen (1593) | Won 2-1 | +181606 |
| 10draft | 145 | Born, Craig (1598) | Won 2-0 | +181624 |
| 11draft | 208 | van Eeden, Jacques (1724) | Lost 1-2 | -171607 |
| 13draft | 12 | Rosen-Purcell, Benjamin (1623) | Won 2-1 | +191626 |
| 14draft | 11 | Larsen, Christoffer (1956) | Won 2-0 | +231649 |
| 15draft | 12 | Yao, Chris (1700) | Lost 1-2 | -171632 |
| top | average opponent: 1701record: 8-4 | new rating: 1632 | ||
| Grand Prix Kobe 2015 (BFZ standard) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 232 | Masuda, Nobuhiko (1534) | Won 2-0 | +191531 |
| 4standard | 244 | Nanamori, Kouhei (1683) | Won 2-1 | +211552 |
| 5standard | 97 | Hirato, Ougi (1746) | Lost 0-2 | -151537 |
| 6standard | 192 | Noguchi, Hiromasa (1455) | Won 2-1 | +171554 |
| 7standard | 163 | Jitsukawa, Naofumi (1609) | Lost 1-2 | -171537 |
| 8standard | 159 | Watanabe, Shouichi (1487) | Won 2-0 | +171554 |
| 9standard | 218 | Wakabayashi, Kengo (1576) | Lost 1-2 | -181536 |
| top | average opponent: 1584record: 4-3 | new rating: 1536 | ||
| Grand Prix Hong Kong 2015 (ORI limited) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 118 | Au Yong, Wai Kin (1807) | Lost 0-2 | -121502 |
| 4sealed | 147 | Young, Ryan (1794) | Lost 0-2 | -131489 |
| 5sealed | 211 | Lau, Chong Wing (1455) | Won 2-0 | +171506 |
| 6sealed | 146 | Yim, Lawrence (1503) | Won 2-0 | +181524 |
| 7sealed | 170 | Hart, Jacob (1889) | Lost 1-2 | -121512 |
| top | average opponent: 1689record: 2-3 | new rating: 1512 | ||
| Grand Prix Singapore 2015 (modern) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 65 | Lambrich, Benjamin (1586) | Won 2-1 | +181553 |
| 4modern | 79 | McCandless, Luke (1486) | Won 2-0 | +171570 |
| 5modern | 40 | Stephanus, Billian (1501) | Lost 0-2 | -191551 |
| 6modern | 118 | Li, Ang 4241 (1574) | Lost 0-2 | -181533 |
| 7modern | 99 | Ha, Sang-Mook (1477) | Lost 1-2 | -191514 |
| top | average opponent: 1525record: 2-3 | new rating: 1514 | ||
| Grand Prix Chiba 2015 (MM2 limited) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 2110 | Ishihara, Atsushi (1518) | Lost 1-2 | -191555 |
| 4sealed | 2166 | Okahira, Kazuki (1501) | Won 2-1 | +171572 |
| 5sealed | 2075 | Kobori, Tetsuya (1588) | Lost 1-2 | -181554 |
| 6sealed | 2266 | Saeki, Tomoya (1456) | Lost 0-2 | -191535 |
| top | average opponent: 1516record: 1-3 | new rating: 1535 | ||
| Grand Prix Shizuoka 2015 (KTK limited) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 54 | Matsuyama, Ryousuke (1616) | Won 2-0 | +181629 |
| 4sealed | 78 | Sato, Takatoshi (1747) | Lost 0-2 | -161613 |
| 5sealed | 157 | Tajima, Yuya (1482) | Lost 1-2 | -211592 |
| 6sealed | 155 | Hujita, Takehiro (1573) | Lost 0-2 | -181574 |
| top | average opponent: 1604record: 1-3 | new rating: 1574 | ||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1584 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 42 | Teo, Yuen Peir (1686) | Won 2-0 | +201604 |
| 4standard | 70 | Tenorio, Rexel Allan (1634) | Won 2-0 | +181622 |
| 5standard | 23 | Yam, Wing Chun (1817) | Won 2-1 | +221644 |
| 6standard | 24 | Tan, Jan Vincent (1708) | Lost 1-2 | -171627 |
| 7standard | 65 | Legaspi, Gilbert (1590) | Lost 1-2 | -191608 |
| 8standard | 125 | Manalo, Aristotle (1692) | Won 2-0 | +201628 |
| 9standard | 89 | Padua, Ronald (1670) | Lost 0-2 | -171611 |
| top | average opponent: 1685record: 4-3 | new rating: 1611 | ||
| Grand Prix Sydney 2014 (M15 limited) | starting rating: 1608 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 48 | Leppan Taylor, Orion (1538) | Lost 1-2 | -191589 |
| 4sealed | 149 | Grinbergs, Jason (1518) | Lost 1-2 | -191570 |
| 5sealed | 244 | Elsner, David (1500) | Won 2-0 | +161586 |
| 6sealed | 102 | Dunphy, Adam (1509) | Won 2-0 | +171603 |
| 7sealed | 137 | Moody, Blake (1524) | Won 2-0 | +171620 |
| 8sealed | 56 | Horvath, Elliott (1619) | Lost 1-2 | -181602 |
| 9sealed | 88 | Bretherton, Dan (1613) | Lost 1-2 | -181584 |
| top | average opponent: 1546record: 3-4 | new rating: 1584 | ||
| Grand Prix Taipei 2014 (M15 limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 17 | Yen, Adam (1621) | Lost 0-2 | -181567 |
| 4sealed | 250 | Wang, Da (1676) | Won 2-1 | +201587 |
| 5sealed | 128 | Chan, Jeffrey Guo Ming (1754) | Lost 1-2 | -151572 |
| 6sealed | 162 | chi, liu rung (1494) | Won 2-1 | +171589 |
| 7sealed | 141 | Tse, Yuk Yin (1562) | Won 2-1 | +171606 |
| 8sealed | 65 | Mihara, Makihito (1839) | Lost 1-2 | -141592 |
| 9sealed | 144 | shin, yin song (1476) | Won 2-0 | +161608 |
| top | average opponent: 1632record: 4-3 | new rating: 1608 | ||
| Grand Prix Kitakyushu 2013 (M14 standard) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 99 | Tokura, Mikihiro (1479) | Won 2-0 | +181486 |
| 5standard | 65 | Fujii, Toshikazu (1521) | Draw 1-1 | +11487 |
| 6standard | 41 | Yamada, Hiroki (1461) | Won 2-1 | +171504 |
| 7standard | 21 | Sugiki, Takafumi (1754) | Won 2-0 | +231527 |
| 8standard | 11 | Kanekiyo, Ryusuke (1575) | Won 2-0 | +191546 |
| 9standard | 6 | Bachman, Cameron (1575) | Lost 1-2 | -181528 |
| 10standard | 23 | Hirata, Minoru (1724) | Lost 0-2 | -141514 |
| 11standard | 52 | Jung, Tae-Wook (1644) | Lost 0-2 | -161498 |
| 12standard | 67 | Masuno, Ryosuke (1741) | Won 2-1 | +221520 |
| 13standard | 50 | Kawai, Hiroki (1592) | Won 2-0 | +201540 |
| 14standard | 35 | Nakamura, Shuhei (1977) | Won 2-0 | +251565 |
| 15standard | 24 | Oh, Young Seok (1639) | Won 2-1 | +201585 |
| top | average opponent: 1640record: 8-3-1 | new rating: 1585 | ||
| Grand Prix Beijing 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 160 | Wei, Guowei (1500) | Won 2-0 | +181518 |
| 3sealed | 24 | Zhang, Meng (1542) | Lost 1-2 | -181500 |
| 4sealed | 215 | Lu, Changie (1502) | Lost 1-2 | -181482 |
| 5sealed | 264 | Zhao, Yubo (1517) | Won 2-0 | +191501 |
| 6sealed | 175 | Chen, Yang (1542) | Lost 1-2 | -171484 |
| 7sealed | 196 | Su, Yuzhe (1499) | Lost 0-2 | -181466 |
| 8sealed | 224 | Li, Duoyan (1544) | Lost 0-2 | -161450 |
| 9sealed | 216 | Shevchenko, Eugenii (1468) | Won 2-1 | +181468 |
| top | average opponent: 1514record: 3-5 | new rating: 1468 | ||