Stadium: Court D Round: 62 Ground: Hardcourt outdoor
| ITF M15 Changwon | 2019/10/14 01:30 | Chan-Yeong Oh v Lee, Young Seok | 4-6,6-7 |
| ITF Korea F6 | 2018/08/30 04:50 | Chan-Yeong Oh v Yeongseok Jeong | 6-2,4-6,2-6 |
| ITF Korea F6 | 2018/08/29 04:30 | Chan-Yeong Oh v Lim, Hyung-Chan | 6-2,6-2 |
| ITF Korea F5 | 2018/08/24 01:15 | Chung, Hong v Chan-Yeong Oh | 7-5,6-1 |
| ITF Korea F5 | 2018/08/22 03:00 | Chan-Yeong Oh v Lucas Catarina | 4-6,6-2,6-1 |
| ITF Korea F5 | 2018/08/21 03:00 | Ito, Yuichi v Chan-Yeong Oh | 7-6,6-7,3-6 |
| Challenger Gwangju Qual | 2018/08/11 01:30 | He, Yecong v Chan-Yeong Oh | 7-6,6-0 |
| ITF Korea F3 | 2018/06/18 01:00 | Yu, Cheng-Yu v Chan-Yeong Oh | 6-4,6-2 |
| ITF M15 Anseong | 2022/08/18 02:35 | Jae Hwan Kim v Choo, Suk Hyun | 6-2,6-3 |
| ITF M15 Anseong | 2022/08/17 01:00 | Choo, Suk Hyun v Ko Suzuki | 6-2,6-2 |
| ITF M15 Anseong | 2022/08/15 02:00 | Choo, Suk Hyun v Kwag, Homin | 7-6,6-3 |
| ITF M15 Anseong | 2022/08/15 00:30 | Lee, Dae-Hee v Choo, Suk Hyun | 2-6,2-6 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/17 01:00 | Choo, Suk Hyun v Kerdlaphee, Phongsapak | 6-3,3-6,8-10 |
| Gimcheon, Singles M-ITF-KOR-03A | 2019/06/12 04:40 | Lim, Yong-Kyu v Choo, Suk Hyun | 6-2,6-0 |