| ITF Korea F1 | 2018/06/07 01:00 | Chan-Yeong Oh v Tae-Woo Lee | 4-6,2-6 |
| ITF Korea F1 | 2018/06/05 01:00 | Chan-Yeong Oh v Ku Keon Kang | 6-4,6-4 |
| Challenger - Busan | 2018/05/14 06:20 | Kaichi Uchida v Chan-Yeong Oh | 6-1,6-4 |
| ITF Hong Kong F6 | 2018/01/03 03:20 | Harri Heliovaara v Chan-Yeong Oh | 6-1,6-3 |
| ITF Hong Kong F6 | 2018/01/02 03:55 | Chan-Yeong Oh v Anthony Jackie Tang | 7-5,6-4 |
| ITF Hong Kong F5 | 2017/12/26 05:45 | Tung-Lin Wu v Chan-Yeong Oh | 6-2,7-6 |
| ITF Hong Kong F5 | 2017/12/24 02:00 | Chan-Yeong Oh v Yuto Sakai | 6-3,6-3 |
| ITF Hong Kong F5 | 2017/12/23 02:00 | Chan-Yeong Oh v Alec Adamson | 7-5,6-3 |
| ITF Korea F2 | 2018/06/09 01:00 | Minjong Park v Geun Jun Kim | 6-1,6-4 |
| ITF Korea F1 | 2018/06/07 02:35 | Minjong Park v Yong-Kyu Lim | 5-7,1-6 |
| ITF Korea F1 | 2018/06/05 03:00 | Minjong Park v Cing-Yang Meng | 6-3,6-3 |
| Davis Cup | 2018/02/03 07:40 | Mohammad A A K Akbar v Minjong Park | 7-6,7-6 |
| ITF Korea F3 Qual | 2017/06/10 01:00 | Jae Hwan Kim v Minjong Park | 6-0,6-1 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Minjong Park v Jaeyoung Park | 4-6,5-7 |