Stadium: Court 14 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Daegu | 2019/06/06 03:25 | Seong Chan Hong v Dong Ju Kim | 6-3,6-2 |
| ITF M15 Daegu | 2019/06/04 05:05 | TaeWoo Koo v Dong Ju Kim | 2-6,1-6 |
| Challenger Seoul | 2019/04/29 06:15 | Dong Ju Kim v Jeamoon Lee | 2-6,2-6 |
| ITF Korea F5 | 2018/08/20 01:00 | Seoung Hun Lee v Dong Ju Kim | 6-1,6-1 |
| ITF Korea F5 | 2018/08/19 02:00 | Woobin Shin v Dong Ju Kim | 1-6,1-6 |
| ITF Korea F3 Qual | 2018/06/16 02:00 | Ilsang Yoon v Dong Ju Kim | 6-2,6-2 |
| Challenger Busan Qual | 2018/05/12 01:00 | Dong Ju Kim v Tae-Woo Lee | 4-6,4-6 |
| Challenger Gimcheon Qual | 2018/05/05 06:00 | Young Seok Kim v Dong Ju Kim | 6-1,6-3 |
| ITF M15 Daegu | 2019/06/05 04:50 | Seong-Gook Oh v Sung Jun Park | 6-4,6-7,7-5 |
| ITF M15 Daegu | 2019/06/04 02:55 | Hyung-Chan Lim v Sung Jun Park | 6-0,2-6,10-12 |
| ITF M15 Daegu | 2019/06/03 01:00 | Sung Jun Park v Seoung Hun Lee | 6-2,6-0 |
| ITF Korea F6 | 2018/08/26 03:00 | Sung Jun Park v Seungri Choi | 6-1,5-7,2-6 |
| ITF Korea F6 | 2018/08/25 04:30 | Gwang Hyeon Cho v Sung Jun Park | 7-6,4-6,2-6 |
| ITF Korea F5 | 2018/08/20 01:00 | Sung Jun Park v Ku Keon Kang | 3-6,1-6 |
| ITF Korea F5 | 2018/08/19 02:00 | Sung Jun Park v Cheong Hwi Kim | 6-0,6-2 |
| ITF Korea F5 | 2018/08/18 03:00 | Ang Ji v Sung Jun Park | 1-6,3-6 |