 Chang Kyoung-Jun
 Chang Kyoung-Jun
            Place: Chungnam, Republic of Korea
Birth: 1984-01-01
Rating: 2121.14, Std: 202.95, Rank: 552
First game: 2006-08-15, Last game: 2022-04-23
Top rating: 2223.20 (2019-01-19)
Games: 49, Wins: 24, Draws: 1, Losses: 24
Gy1: 0, Gy2: 0, Gy5: 4
| 5th Korea southern region tournament | ||||
|---|---|---|---|---|
| Date | 2022-04-23 | Rating | 2121.14 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss |  | 2067.03 | 
| 2 | White | Loss |  | 2197.78 | 
| 3 | White | Loss |  | 2711.85 | 
| 5 | White | Win |  | 1767.44 | 
| 2nd Korea Omok Master Tournament | ||||
| Date | 2020-01-11 | Rating | 2203.09 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win |  | 1735.93 | 
| 2 | Black | Win |  | 1917.76 | 
| 3 | Black | Win |  | 2321.73 | 
| 4 | White | Loss |  | 2220.77 | 
| 5 | White | Loss |  | 2343.21 | 
| 6 | White | Win |  | 2010.76 | 
| 2019 Dague league | ||||
| Date | 2019-05-12 | Rating | 2217.46 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss |  | 2337.76 | 
| 2 | White | Win |  | 1785.58 | 
| 3 | Black | Win |  | 1953.68 | 
| 4 | Black | Win |  | 1991.34 | 
| 5 | White | Win |  | 2149.09 | 
| 2019 Omok Super League - spring | ||||
| Date | 2019-04-06 | Rating | 2217.42 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss |  | 2330.73 | 
| L1 | Black | Win |  | 1712.62 | 
| L2 | White | Loss |  | 2291.34 | 
| 1st Korea Omok Master tournament | ||||
| Date | 2019-01-19 | Rating | 2223.20 | |
| Round | Color | Result | Opponent | |
| 1 | White | Draw |  | 2112.03 | 
| 2 | White | Win |  | 1926.41 | 
| 3 | White | Win |  | 2187.42 | 
| 4 | White | Win |  | 2197.37 | 
| 5 | White | Loss |  | 2566.55 | 
| 6 | Black | Win |  | 2330.54 | 
| 2018 Omok Super League - spring | ||||
| Date | 2018-06-24 | Rating | 2205.51 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss |  | 2582.16 | 
| 3 | White | Win |  | 2276.42 | 
| 4 | Black | Loss |  | 1935.15 | 
| 5 | White | Win |  | 2296.99 | 
| 6 | Black | Loss |  | 2297.19 | 
| 7 | Black | Win |  | 2116.35 | 
| 8 | White | Loss |  | 2582.16 | 
| 2017 Korea Omok Championship | ||||
| Date | 2017-12-17 | Rating | 2185.27 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss |  | 2110.86 | 
| 2 | Black | Win |  | 2124.99 | 
| 3 | White | Win |  | 2114.77 | 
| 4 | Black | Win |  | 2292.72 | 
| 5 | White | Loss |  | 2326.20 | 
| 6 | White | Loss |  | 2185.80 | 
| The 2nd Korea Tournament | ||||
| Date | 2017-05-06 | Rating | 2159.89 | |
| Round | Color | Result | Opponent | |
| 2 | White | Win |  | 2183.45 | 
| 3 | White | Loss |  | 2169.69 | 
| SQF | White | Loss |  | 2267.77 | 
| The First Korea Tournament | ||||
| Date | 2016-05-29 | Rating | 2132.78 | |
| Round | Color | Result | Opponent | |
| F3 | Black | Loss |  | 2297.58 | 
| Asian Championship 2006 | ||||
| Date | 2006-08-15 | Rating | 1960.21 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss |  | 2436.18 | 
| 2 | White | Loss |  | 2269.21 | 
| 3 | White | Win |  | 1832.02 | 
| 4 | White | Loss |  | 2018.62 | 
| 5 | White | Loss |  | 2330.47 | 
| 6 | Black | Loss |  | 2130.98 | 
| 7 | Black | Win |  | 1703.59 | 
| 8 | Black | Win |  | 1748.36 |