| ITF Korea F2 Qual | 2017/06/03 02:00 | Jung-Woong Na v Sung Jun Park | 6-4,6-3 |
| ITF Korea F3 | 2017/06/15 01:00 | Min-Kyu Song v Jung-Woong Na | 6-1,6-1 |
| ITF Korea F3 | 2017/06/13 04:40 | Jung-Woong Na v Ki Su Jung | 6-4,6-1 |
| ITF Korea F2 | 2017/06/07 05:45 | Jeamoon Lee v Jung-Woong Na | 7-6,6-3 |
| ITF Korea F2 Qual | 2017/06/05 03:00 | Jung-Woong Na v Woo Hyeok Jang | 6-4,6-1 |
| ITF Korea F2 Qual | 2017/06/04 03:00 | Jung-Woong Na v Hyeong Don Kim | 6-0,6-3 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Jung-Woong Na v Sung Jun Park | 6-4,6-3 |
| ITF Korea F1 | 2017/06/01 03:05 | Daniel Nguyen v Jung-Woong Na | 6-2,6-4 |
| ITF Korea F1 | 2017/05/31 01:00 | Daniel Yoo v Jung-Woong Na | 3-6,3-6 |
| ITF Korea F4 | 2017/06/19 01:00 | Sung Jun Park v Ho-Min Kang | 6-0,6-0 |
| ITF Korea F4 | 2017/06/18 02:00 | Woo Young Lee v Sung Jun Park | 1-6,2-6 |
| ITF Korea F3 Qual | 2017/06/10 03:00 | Sung Jun Park v Sang Yeop Kim | 2-6,2-6 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Jung-Woong Na v Sung Jun Park | 6-4,6-3 |
| ITF Korea F1 | 2017/05/31 04:50 | Dong-Hak Sin v Sung Jun Park | 4-6,6-2,6-3 |
| ITF Korea F1 Qual | 2017/05/29 04:45 | A-Ram Kim v Sung Jun Park | 2-6,1-6 |
| ITF Korea F1 Qual | 2017/05/28 03:30 | Sung Jun Park v Yu-Seob Kim | 6-0,6-1 |
| Challenger Gimcheon Qual | 2017/04/29 06:05 | Sung Jun Park v Luke Saville | 1-6,0-6 |