| ITF Korea F2 Qual | 2017/06/03 03:00 | 오, 성국 v 박, 준상 | 4-6,2-6 |
| ITF Korea F1 Qual | 2017/05/28 01:00 | Lee, Dong-Kyu v 박, 준상 | 6-2,7-5 |
| ITF Korea F1 Qual | 2016/06/13 03:00 | Yoo, Daniel v 박, 준상 | 6-2,6-4 |
| ITF Korea F1 | 2015/05/16 05:00 | Choi, Jong Min v 박, 준상 | 6-2,3-6,7-6 |
| ITF Korea F2 Qual | 2017/06/04 03:00 | Sin, Dong-Hak v Kalinin, Ivan | 6-2,6-2 |
| ITF Korea F1 | 2017/06/01 03:45 | 김, 정의 v Sin, Dong-Hak | 6-3,7-5 |
| ITF Korea F1 | 2017/05/31 04:50 | Sin, Dong-Hak v 박, 성준 | 4-6,6-2,6-3 |
| ITF Korea F1 Qual | 2017/05/29 02:55 | Sungbeen Sim v Sin, Dong-Hak | 3-6,0-6 |
| ITF Korea F1 Qual | 2017/05/28 03:30 | Sin, Dong-Hak v Kim, Dukyoung | 3-6,6-3,6-1 |
| ITF Korea F1 Qual | 2017/05/27 02:00 | Sin, Dong-Hak v 조, 형진 | 6-3,6-4 |
| ITF Korea F8 | 2016/09/04 03:00 | Sasai, Masaki v Sin, Dong-Hak | 6-2,6-1 |
| ITF Korea F8 | 2016/09/03 01:00 | 최, 재원 v Sin, Dong-Hak | 4-6,5-7 |