| ITF Korea F2 | 2017/06/07 03:25 | Sang-Woo Noh v Dylan Seong Kwan Kim | 7-6,2-6,6-7 |
| ITF Korea F1 | 2017/05/31 01:00 | Dylan Seong Kwan Kim v Yunseong Chung | 5-7,6-3,6-4 |
| ITF Thailand F4 | 2016/12/13 05:30 | Pol Wattanakul v Dylan Seong Kwan Kim | 6-3,6-1 |
| ITF Korea F8 | 2016/09/08 03:00 | Ji Sung Nam v Dylan Seong Kwan Kim | 6-4,6-0 |
| ITF Korea F8 | 2016/09/07 03:50 | Sanhui Shin v Dylan Seong Kwan Kim | 2-6,4-6 |
| ITF Korea F8 | 2016/09/06 01:30 | Dylan Seong Kwan Kim v Sho Katayama | 6-0,6-1 |
| ITF Korea F7 | 2016/08/30 04:35 | Dylan Seong Kwan Kim v Min Hyeok Cho | 3-6,3-6 |
| ITF Korea F1 | 2016/06/18 02:00 | Yong-Kyu Lim v Dylan Seong Kwan Kim | 7-5,6-1 |
| ITF Korea F2 | 2017/06/07 04:50 | Jui-Chen Hung v Dong-Hak Sin | 6-2,4-6,5-7 |
| 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 | 2017/06/04 03:00 | Dong-Hak Sin v Ivan Kalinin | 6-2,6-2 |
| ITF Korea F1 | 2017/06/01 03:45 | Cheong-Eui Kim v Dong-Hak Sin | 6-3,7-5 |
| 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 02:55 | Sungbeen Sim v Dong-Hak Sin | 3-6,0-6 |
| ITF Korea F1 Qual | 2017/05/28 03:30 | Dong-Hak Sin v Dukyoung Kim | 3-6,6-3,6-1 |
| ITF Korea F1 Qual | 2017/05/27 02:00 | Dong-Hak Sin v Hyeong Jin Cho | 6-3,6-4 |