| ITF Korea F4 | 2017/06/18 01:00 | Dong-Hak Sin v Jun Su Kim | 6-3,6-3 |
| ITF Korea F3 Qual | 2017/06/10 05:00 | Young-Hoon Jeong v Dong-Hak Sin | 6-2,6-1 |
| ITF Korea F2 | 2017/06/09 02:00 | Dong-Hak Sin v Cheong-Eui Kim | 4-6,3-6 |
| ITF Korea F2 | 2017/06/08 03:05 | Dylan Seong Kwan Kim v Dong-Hak Sin | 4-6,7-6,5-7 |
| 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 F2 Qual | 2017/06/05 03:00 | Hyeong Jin Cho v Byeonghun Kim | 6-1,1-6,7-5 |
| ITF Korea F2 Qual | 2017/06/04 04:30 | Byeonghun Kim v A-Ram Kim | 4-6,6-2,6-4 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Byeonghun Kim v Geon Ju Shin | 4-6,6-1,6-0 |
| ITF Korea F1 | 2017/05/30 02:40 | Byeonghun Kim v Makoto Ochi | 2-6,0-6 |