| ITF Korea F5 | 2018/08/20 01:00 | Jang, Woo Hyeok v Kim, Byeonghun | 6-1,6-2 |
| ITF Korea F5 | 2018/08/19 02:00 | Jang, Woo Hyeok v Park, Jaeyoung | 6-3,6-2 |
| ITF Korea F5 | 2018/08/18 01:00 | Noh, Sang-Woo v Jang, Woo Hyeok | 4-6,4-6 |
| Challenger Gwangju Qual | 2018/08/12 01:30 | Jang, Woo Hyeok v 라와트, 시달트 | 0-6,3-6 |
| Challenger Gwangju Qual | 2018/08/11 03:20 | Jang, Woo Hyeok v 박, 성준 | 6-4,6-3 |
| Korea F3, Singles Qualifying | 2018/06/17 02:00 | Mcdaniels, Mitchell Thomas v Jang, Woo Hyeok | 7-5,6-2 |
| ITF Korea F2 | 2018/06/09 01:00 | Jang, Woo Hyeok v 김, 숭훈 | 2-6,2-6 |
| ITF Korea F1 | 2018/06/03 02:00 | Sin, Dong-Hak v Jang, Woo Hyeok | 6-1,6-2 |
| ITF China F10 | 2018/07/10 03:30 | 송, 민규 v 화, 룬하우 | 4-6,2-6 |
| ITF China F9 | 2018/07/07 07:30 | 바이, 이앤 v 송, 민규 | 7-6,6-3 |
| ITF China F9 | 2018/07/06 03:00 | 송, 민규 v 세키구치, 스이치 | 6-2,6-1 |
| ITF China F9 | 2018/07/05 03:00 | 송, 민규 v 추이, 지에 | 7-5,6-0 |
| ITF China F9 | 2018/07/03 09:10 | Kibi, Yuya v 송, 민규 | 5-7,2-6 |
| ITF Korea F3 | 2018/06/20 02:30 | 충, 윤성 v 송, 민규 | 7-6,7-6 |
| ITF Korea F3 | 2018/06/18 01:00 | 송, 민규 v 주, 미가엘 | 6-4,6-2 |
| ITF Korea F2 | 2018/06/13 04:55 | 니키, 타쿠토 v 송, 민규 | 3-6,7-5,6-3 |