Stadion: Court 4 Round: 25 Ground: Hardcourt outdoor
| Challenger - Busan | 2023/05/11 06:40 | Yunseong Chung v Gabriel Diallo | 6-7,6-7 |
| Challenger - Busan | 2023/05/09 06:15 | Yunseong Chung v Tung-Lin Wu | 7-5,6-2 |
| Challenger - Gwangju | 2023/05/05 04:45 | Yunseong Chung v Jason Jung | 6-3,3-6,4-6 |
| Challenger - Gwangju | 2023/05/02 06:40 | Yunseong Chung v Kaichi Uchida | 7-6,6-3 |
| Challenger - Seoul | 2023/04/29 06:00 | Yunseong Chung v Aleksandar Vukic | 6-7,1-6 |
| Challenger - Seoul | 2023/04/28 04:00 | Rinky Hijikata v Yunseong Chung | 2-6,3-6 |
| Challenger - Seoul | 2023/04/27 04:00 | Yunseong Chung v Jordan Thompson | 6-4,6-3 |
| Challenger - Seoul | 2023/04/26 02:00 | Yunseong Chung v Peter Gojowczyk | 6-2,6-3 |
| ITF - M25 - Daegu | 2023/06/05 07:10 | Suk Hyun Choo v Junsu Kang | 6-3,7-5 |
| ITF - M25 - Daegu | 2023/06/05 03:30 | Suk Hyun Choo v Hangyeom Kim | 6-3,6-2 |
| ITF - M15 - Daegu | 2022/08/29 09:30 | Sora Fukuda v Suk Hyun Choo | 6-4,6-1 |
| ITF - M15 - Daegu | 2022/08/29 06:00 | Suk Hyun Choo v Seung Heon Hong | 3-6,6-1,10-4 |
| ITF - M15 - Changwon | 2022/08/24 05:55 | Ajeet Rai v Suk Hyun Choo | 6-2,6-4 |
| ITF - M15 - Changwon | 2022/08/22 06:30 | Alexander Babanine v Suk Hyun Choo | 2-6,4-6 |
| ITF - M15 - Changwon | 2022/08/21 03:30 | Chan-Yeong Oh v Suk Hyun Choo | 6-2,3-6,7-10 |
| ITF - M15 - Anseong | 2022/08/18 02:35 | Jae Hwan Kim v Suk Hyun Choo | 6-2,6-3 |