| ITF Korea F3 Qual | 2017/06/12 03:00 | Seong-Gook Oh v Jun Sang Park | 7-5,7-6 |
| ITF Korea F3 Qual | 2017/06/11 04:30 | Jun Sang Park v Woo Young Lee | 6-4,6-3 |
| ITF Korea F2 Qual | 2017/06/05 03:00 | Jun Sang Park v Dong-Hak Sin | 5-7,6-2,0-6 |
| ITF Korea F2 Qual | 2017/06/03 03:00 | Seong-Gook Oh v Jun Sang Park | 4-6,2-6 |
| ITF Korea F1 Qual | 2017/05/28 01:00 | Dong-Kyu Lee v Jun Sang Park | 6-2,7-5 |
| ITF Korea F1 Qual | 2016/06/13 03:00 | Daniel Yoo v Jun Sang Park | 6-2,6-4 |
| ITF Korea F1 | 2015/05/16 05:00 | Jong-Min Choi v Jun Sang Park | 6-2,3-6,7-6 |
| ITF Korea F3 Qual | 2017/06/11 03:00 | Jaeheon Yoon v Hyeong Jin Cho | 2-6,1-6 |
| ITF Korea F2 Qual | 2017/06/03 03:00 | Tae-Woo Lee v Jaeheon Yoon | 7-6,6-2 |
| ITF Korea F1 Qual | 2016/06/12 03:00 | Oh-Hee Kwon v Jaeheon Yoon | 6-1,6-0 |
| ITF Korea F1 | 2015/05/16 01:00 | Seon Yong Han v Jaeheon Yoon | 7-5,6-0 |