Kim, Chang-Hoi
Current rating: 1650
Record: 48-42-1
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1627 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 165 | Matumoto, Yoshitaka (1680) | Lost 0-2 | -171610 |
| 3pioneer | 690 | Kawada, Hiroyuki (1313) | Won 2-0 | +121622 |
| 4pioneer | 455 | Tsutsumi, Yukihiro (1449) | Won 2-1 | +151637 |
| 5pioneer | 156 | Yokoi, Takuya (1624) | Won 2-1 | +181655 |
| 6pioneer | 156 | Hasegawa, Keijiro (1641) | Won 2-0 | +181673 |
| 7pioneer | 58 | Ooyama, Yuusuke (1617) | Lost 1-2 | -191654 |
| 8pioneer | 253 | Konuma, Mizuki (1477) | Won 2-1 | +151669 |
| 9pioneer | 85 | Sawada, Tetsushi (1651) | Won 2-1 | +171686 |
| 10pioneer | 106 | Omi, Tatsuya (1633) | Won 2-0 | +171703 |
| 11pioneer | 41 | Takao, Naoki (1699) | Lost 1-2 | -181685 |
| 12pioneer | 74 | Nakada, Ryo (1701) | Lost 0-2 | -181667 |
| 13pioneer | 102 | Nishida, Makoto (1687) | Lost 0-2 | -171650 |
| top | average opponent: 1598record: 7-5 | new rating: 1650 | ||
| Grand Prix Shizuoka 2018 (standard) (GRN standard) | starting rating: 1606 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 646 | Onishi, Kouhei (1458) | Won 2-0 | +161622 |
| 3standard | 536 | Ajitomi, Takeshi (1478) | Won 2-1 | +151637 |
| 4standard | 291 | Yasue, Hayato (1527) | Won 2-0 | +161653 |
| 5standard | 277 | Nakamichi, Daisuke (1752) | Lost 0-2 | -161637 |
| 6standard | 362 | Ozawa, Takeshi (2096) | Lost 1-2 | -101627 |
| top | average opponent: 1662record: 3-2 | new rating: 1627 | ||
| Grand Prix Hong Kong 2017 (XLN limited) | starting rating: 1588 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 104 | Zou, Jian (1499) | Lost 1-2 | -201568 |
| 3sealed | 192 | Saethang, Chatchai (1723) | Won 2-0 | +211589 |
| 4sealed | 109 | Chong, Ernest (1487) | Lost 1-2 | -201569 |
| 5sealed | 202 | Lai, Chi Hang (1604) | Lost 0-2 | -171552 |
| 6sealed | 254 | Fong, Chun Ho (1504) | Won 2-0 | +171569 |
| 7sealed | 206 | Castillo, Nino Romano (1502) | Won 2-0 | +171586 |
| 8sealed | 163 | Zhao, Wenxin (1553) | Won 2-1 | +171603 |
| 9sealed | 121 | Yamamoto, Masafumi (1808) | Won 2-0 | +221625 |
| 10draft | 74 | Tanaka, Hisaya (1689) | Won 2-1 | +191644 |
| 11draft | 29 | Chaovarindr, Thirawat (1622) | Lost 1-2 | -181626 |
| 12draft | 87 | Huang, Siu Hung (1563) | Lost 1-2 | -201606 |
| top | average opponent: 1596record: 6-5 | new rating: 1606 | ||
| Grand Prix Tokyo 2016 (SOI standard) | starting rating: 1625 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 506 | Sakamoto, Yasuhiro (1536) | Lost 0-2 | -191606 |
| 4standard | 729 | Shimizu, Motohiro (1451) | Won 2-0 | +151621 |
| 5standard | 471 | Nakayama, Takuya (1693) | Draw 1-1 | +11622 |
| 6standard | 486 | Hosaka, Yoshiteru (1630) | Lost 1-2 | -181604 |
| 7standard | 764 | Hasegawa, Kazuhiko (1682) | Lost 0-2 | -161588 |
| top | average opponent: 1598record: 1-3-1 | new rating: 1588 | ||
| Grand Prix Shanghai 2015 (DTK standard) | starting rating: 1633 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 27 | Li, Tianju (1397) | Won 2-0 | +141647 |
| 4standard | 88 | Wang, Weiliang (1701) | Won 2-0 | +191666 |
| 5standard | 13 | Yu, Huaqi (1592) | Lost 0-2 | -201646 |
| 6standard | 93 | Kamo, Riki (1522) | Won 2-1 | +161662 |
| 7standard | 36 | Guo, Kaian (1579) | Won 2-0 | +161678 |
| 8standard | 40 | Wang, Zheng (1525) | Won 2-1 | +161694 |
| 9standard | 8 | Soh, Terry (1956) | Lost 0-2 | -141680 |
| 10standard | 52 | Yu, Jisun (1655) | Lost 1-2 | -181662 |
| 11standard | 41 | Tsujimoto, Hideki (1722) | Lost 0-2 | -171645 |
| 12standard | 57 | Li, Ang 4241 (1556) | Lost 1-2 | -201625 |
| top | average opponent: 1621record: 5-5 | new rating: 1625 | ||
| Grand Prix Manila 2015 (KTK standard) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 207 | Schafer, Ross (1750) | Won 2-0 | +201617 |
| 4standard | 78 | Nebriaga, Robert Carlo (1554) | Won 2-1 | +171634 |
| 5standard | 27 | Jaro, Ogie (1677) | Won 2-0 | +191653 |
| 6standard | 17 | Bueno, Paolo (1651) | Lost 1-2 | -181635 |
| 7standard | 47 | Lee, Shi Tian (1923) | Lost 1-2 | -131622 |
| 8standard | 131 | Villa, Francis Christopher Duane (1505) | Won 2-0 | +161638 |
| 9standard | 36 | Fong, Chun Ho (1464) | Won 2-1 | +151653 |
| 10standard | 39 | Uson, Perry Winston (1607) | Lost 1-2 | -191634 |
| 11standard | 59 | Villanueva, Raymond H (1581) | Won 2-1 | +171651 |
| 12standard | 34 | Quimson, Emmanuel A (1609) | Lost 0-0 | -191632 |
| 13standard | 41 | Santos, Ralf Allen (1723) | Won 2-1 | +201652 |
| 14standard | 37 | Ruiz, Jose Ricardo (1595) | Lost 1-2 | -191633 |
| 15standard | 39 | Soriano, Robert William (1569) | ID | 01633 |
| top | average opponent: 1631record: 7-5-1 | new rating: 1633 | ||
| Grand Prix Nagoya 2014 (BNG limited) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 669 | Mita, Ryoichi (1629) | Won 2-0 | +201524 |
| 4sealed | 523 | Chanboonyawat, Prapruet (1613) | Won 2-0 | +201544 |
| 5sealed | 503 | Sato, Yuki (1571) | Won 2-0 | +181562 |
| 6sealed | 510 | Hagiwara, Noriyuki (1829) | Won 2-1 | +231585 |
| 7sealed | 503 | Ariyoshi, Daisuke (1534) | Won 2-0 | +171602 |
| 8sealed | 506 | Kawamura, Kazushi (1933) | Won 2-0 | +241626 |
| 9sealed | 503 | Shirakawa, Yuichiro (1663) | Won 2-1 | +181644 |
| 10draft | 39 | Sugai, Masaki (1722) | Lost 0-2 | -161628 |
| 11draft | 22 | Arita, Koichi (1728) | Lost 0-2 | -161612 |
| 12draft | 39 | Oldziey, Kalim (1617) | Lost 0-2 | -181594 |
| 13draft | 90 | Gao, Tan (1764) | Won 2-0 | +211615 |
| 14draft | 78 | Goto, Daiki (1596) | Lost 1-2 | -181597 |
| 15draft | 42 | Ito, Keigo (1676) | ID | 01597 |
| top | average opponent: 1683record: 8-4-1 | new rating: 1597 | ||
| Grand Prix Shizuoka 2013 (THS standard) | starting rating: 1458 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 164 | Itou, Tai (1519) | Lost 1-2 | -171441 |
| 3standard | 313 | Satou, Naoki0092 (1500) | Won 2-1 | +191460 |
| 4standard | 166 | Sakate, Shunsuke (1525) | Won 2-0 | +191479 |
| 5standard | 115 | Akita, Naoto (1637) | Won 2-0 | +211500 |
| 6standard | 56 | Nam, Sung Wook (1608) | Won 2-0 | +201520 |
| 7standard | 17 | Itou, Hirokazu (1549) | Won 2-0 | +191539 |
| 8standard | 19 | Kobayashi, Akihiro (1563) | Lost 0-2 | -181521 |
| 9standard | 181 | Oonishi, Tatsuya (1556) | Lost 1-2 | -171504 |
| top | average opponent: 1557record: 5-3 | new rating: 1504 | ||
| Grand Prix Nagoya 2012 (RTR standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 68 | Nakamichi, Daisuke (1600) | Lost 0-2 | -151430 |
| 5standard | 211 | Lee, Joon Soo (1679) | Won 2-1 | +221452 |
| 6standard | 168 | Sekine, Naoto (1605) | Won 2-1 | +211473 |
| 7standard | 104 | Oosaki, Masakazu (1309) | Won 2-0 | +151488 |
| 8standard | 83 | Higami, Keisuke (1592) | Lost 0-2 | -161472 |
| 9standard | 90 | Nagashima, Makoto (1688) | Lost 1-2 | -141458 |
| top | average opponent: 1579record: 3-3 | new rating: 1458 | ||
| Grand Prix Manila 2012 (AVR standard) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 28 | Luces, Jonathan Justin (1539) | Lost 1-2 | -161417 |
| 5standard | 190 | Cirujales, Earl (1601) | Lost 1-2 | -141403 |
| 6standard | 235 | Fementira, Jason B (1519) | Won 2-0 | +201423 |
| 7standard | 163 | Dozina, Ronnie (1520) | Won 2-1 | +191442 |
| 8standard | 104 | Francisco, Samuel Jacob S (1514) | Lost 1-2 | -161426 |
| 9standard | 143 | Basconcillo, Marc (1506) | Won 2-1 | +191445 |
| top | average opponent: 1533record: 3-3 | new rating: 1445 | ||
| Grand Prix Taipei 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 38 | Wong, Hoi Shui (1532) | Lost 1-2 | -171483 |
| 5sealed | 49 | Leung, Sze Lok (1614) | Lost 1-2 | -161467 |
| 6sealed | 86 | Chin, Chao-Hsia (1541) | Lost 1-2 | -171450 |
| 7sealed | 82 | Wong, Chi Keung (1503) | Lost 1-2 | -171433 |
| top | average opponent: 1547record: 0-4 | new rating: 1433 | ||