| ITF Korea F6 | 2018/08/25 04:30 | Jungwon Park v Jae Won Yun | 2-6,3-6 |
| ITF Korea F5 | 2018/08/20 01:00 | Hong Chung v Jae Won Yun | 6-4,6-3 |
| ITF Korea F5 | 2018/08/19 02:00 | Jae Won Yun v Donghwi Shin | 6-2,6-2 |
| ITF Korea F5 | 2018/08/18 02:00 | Geon Ju Shin v Jae Won Yun | 4-6,4-6 |
| ITF Korea F4 | 2018/08/12 02:00 | Jae Won Yun v Seoung Hun Lee | 6-3,2-6,6-7 |
| ITF Korea F4 | 2018/08/11 01:00 | Jae Won Yun v Jaeyoung Park | 6-1,6-3 |
| ITF Korea F3 Qual | 2018/06/17 03:00 | Young-Hoon Jeong v Jae Won Yun | 6-2,6-2 |
| ITF Korea F3 Qual | 2018/06/16 05:00 | Jae Won Yun v Cheong Hwi Kim | 6-0,5-7,6-1 |
| ITF Korea F5 | 2018/08/19 02:00 | Jin Sung Han v Seong Jae Han | 4-6,5-7 |
| ITF Korea F4 | 2018/08/13 01:00 | Ki Su Jung v Jin Sung Han | 6-4,6-3 |
| ITF Korea F4 | 2018/08/12 02:00 | In Kyo Jeong v Jin Sung Han | 5-7,6-7 |
| ITF Korea F4 | 2018/08/11 01:00 | Yusei Fukuoka v Jin Sung Han | 1-6,2-6 |
| ITF Korea F3 Qual | 2018/06/16 01:00 | Mitchell Thomas McDaniels v Jin Sung Han | 6-3,6-1 |
| ITF Korea F2 | 2018/06/11 05:00 | Chukang Wang v Jin Sung Han | 7-6,6-2 |
| ITF Korea F2 | 2018/06/10 06:30 | Jin Sung Han v Dong-Hak Sin | 7-6,4-6,7-6 |
| ITF Korea F1 | 2018/06/02 03:30 | Ilsang Yoon v Jin Sung Han | 7-6,4-6,6-3 |