Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF Korea F1 | 2018/06/04 01:00 | Dong-Hak Sin v Jun Sang Park | 6-2,6-3 |
| ITF Korea F1 | 2018/06/03 02:00 | Dong-Hak Sin v Woo Hyeok Jang | 6-1,6-2 |
| Challenger - Gwangju | 2017/09/19 01:30 | Dong-Hak Sin v Matthew Ebden | 5-7,3-6 |
| ITF Korea F5 | 2017/06/28 01:00 | Seong Chan Hong v Dong-Hak Sin | 7-5,6-3 |
| ITF Korea F5 | 2017/06/27 01:30 | Dong-Hak Sin v Woo-Ram Kim | 6-2,3-6,7-5 |
| ITF Korea F5 | 2017/06/26 01:30 | Dong-Hak Sin v Geon Ju Shin | 7-5,6-3 |
| ITF Korea F4 | 2017/06/20 01:00 | Dong-Hak Sin v Min Hyeok Cho | 4-6,0-6 |
| ITF Korea F4 | 2017/06/19 01:00 | Dong-Hak Sin v Byeonghun Kim | 6-3,6-1 |
| ITF India F8 | 2017/09/13 09:00 | Jayesh Pungliya v Ju-Hae Moon | 6-1,6-0 |
| ITF India F8 | 2017/09/10 04:30 | Ju-Hae Moon v Prithvi Sekhar | 6-1,6-1 |
| ITF India F8 | 2017/09/09 05:30 | Ju-Hae Moon v Phongsapak Kerdlaphee | 6-2,6-1 |
| ITF India F7 | 2017/09/06 06:20 | Ju-Hae Moon v Colin Van Beem | 1-6,1-6 |
| ITF India F7 | 2017/09/05 04:00 | Dhruv Sunish v Ju-Hae Moon | 5-7,2-6 |
| ITF Korea F5 | 2017/06/28 04:20 | Ju-Hae Moon v Tae-Woo Lee | 1-6,3-6 |
| ITF Guam F1 | 2017/06/23 03:15 | Hiroyasu Ehara v Ju-Hae Moon | 6-0,6-2 |
| ITF Guam F1 | 2017/06/22 01:30 | Keisuke Numajiri v Ju-Hae Moon | 3-6,3-6 |