Stadium: Court 2 Round: 166 Ground: Hardcourt outdoor
| ITF Korea F4 | 2017/06/24 02:00 | Min-Kyu Song v Hong Chung | 2-6,2-6 |
| Challenger Busan | 2019/05/07 02:00 | Min-Kyu Song v Evan King | 6-3,3-6,2-6 |
| ITF M15 - Kofu | 2019/03/21 04:10 | Jumpei Yamasaki v Min-Kyu Song | 7-5,6-1 |
| ITF M15 - Kofu | 2019/03/20 03:30 | Kousuke Ogura v Min-Kyu Song | 3-6,6-3,3-6 |
| ITF M15 - Nishi-Tokyo | 2019/03/14 01:00 | Min-Kyu Song v Ji Sung Nam | 4-6,3-6 |
| ITF Thailand F8 | 2018/11/07 02:00 | Min-Kyu Song v Kuan-Yi Lee | 3-6,3-6 |
| ITF Thailand F8 | 2018/11/06 04:10 | Mikhail Fufygin v Min-Kyu Song | 4-6,2-6 |
| ITF Thailand F7 | 2018/11/03 02:00 | Konstantin Kravchuk v Min-Kyu Song | 6-3,6-3 |
| ITF Thailand F7 | 2018/11/02 05:30 | Min-Kyu Song v Seong Chan Hong | 6-2,6-3 |
| Challenger Seoul | 2019/04/29 03:30 | Shintaro Imai v Hong Chung | 6-1,6-3 |
| ITF Korea F6 | 2018/08/29 03:00 | Young Seok Kim v Hong Chung | 6-4,5-7,7-5 |
| ITF Korea F5 | 2018/08/25 01:00 | Hong Chung v Makoto Ochi | 6-7,3-6 |
| ITF Korea F5 | 2018/08/24 01:15 | Hong Chung v Chan-Yeong Oh | 7-5,6-1 |
| ITF Korea F5 | 2018/08/22 02:00 | Oh-Hee Kwon v Hong Chung | 3-6,1-6 |
| ITF Korea F5 | 2018/08/21 03:00 | Hong Chung v Yeongseok Jeong | 6-1,7-6 |
| ITF Korea F5 | 2018/08/20 01:00 | Hong Chung v Jae Won Yun | 6-4,6-3 |
| Challenger Gwangju | 2018/08/14 06:30 | Duckhee Lee v Hong Chung | 7-6,6-2 |