Stadium: Court 14 Round: 26
| ITF Korea F5 | 2018/08/21 03:00 | Jumpei Yamasaki v Kwon, OH-Hee | 4-6,4-6 |
| ITF Korea F4 | 2018/08/16 01:00 | Oh, Seong-Gook v Kwon, OH-Hee | 6-4,6-4 |
| ITF Korea F4 | 2018/08/14 02:30 | Kwon, OH-Hee v Im, Seong Taek | 6-3,6-4 |
| ITF Korea F3 | 2018/06/22 03:00 | Yunseong Chung v Kwon, OH-Hee | 6-4,6-1 |
| ITF Korea F3 | 2018/06/20 02:30 | Kwon, OH-Hee v Hong, Seong Chan | 7-5,6-4 |
| ITF Korea F3 | 2018/06/19 06:35 | Meng, Cing-Yang v Kwon, OH-Hee | 1-6,2-6 |
| Korea F3, Singles Qualifying | 2018/06/18 06:30 | Kim, Hyeong Don v Kwon, OH-Hee | 2-6,2-6 |
| Korea F3, Singles Qualifying | 2018/06/17 04:30 | Han, Seong Jae v Kwon, OH-Hee | 4-6,1-6 |
| ITF Korea F5 | 2018/08/21 03:00 | Chung, Hong v Yeongseok Jeong | 6-1,7-6 |
| ITF Korea F5 | 2018/08/20 01:00 | Chung, Hong v Yun, Jae Won | 6-4,6-3 |
| Challenger - Gwangju | 2018/08/14 06:30 | Duckhee Lee v Chung, Hong | 7-6,6-2 |
| ITF Korea F3 | 2018/06/19 06:35 | Chung, Hong v Shintaro Imai | 6-7,6-3,1-6 |
| ITF Korea F2 | 2018/06/13 06:45 | Chung, Hong v Oh, Chan-Yeong | 2-6,2-6 |
| ITF Korea F1 | 2018/06/08 03:30 | Niki, Takuto v Chung, Hong | 6-1,6-0 |
| ITF Korea F1 | 2018/06/07 01:00 | Choi, Jae-Won v Chung, Hong | 6-2,4-6,5-7 |
| ITF Korea F1 | 2018/06/05 01:00 | Adamson, Alec v Chung, Hong | 5-7,6-2,2-6 |