Stadion: Court 1 Round: 27 Ground: Clay
| ITF - M25 - Anseong | 2023/06/22 02:00 | Yunseong Chung v Dong Ju Kim | 3-6,6-1,7-5 |
| ITF - M25 - Anseong | 2023/06/21 05:50 | Yunseong Chung v Jae Myeong Lee | 6-2,6-2 |
| ITF - M25 - Changwon | 2023/06/15 02:30 | Yunseong Chung v Renta Tokuda | 6-7,1-6 |
| ITF - M25 - Changwon | 2023/06/14 01:00 | Yunseong Chung v Yeongseok Jeong | 6-2,6-2 |
| ITF - M25 - Daegu | 2023/06/09 00:50 | Yunseong Chung v Uisung Park | 6-7,3-6 |
| ITF - M25 - Daegu | 2023/06/07 03:55 | Yunseong Chung v Suk Hyun Choo | 6-3,6-1 |
| 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 |
| ITF - M25 - Anseong | 2023/06/22 02:00 | Woobin Shin v Shunsuke Mitsui | 3-6,2-6 |
| ITF - M25 - Anseong | 2023/06/20 02:00 | Woohyuk Sim v Shunsuke Mitsui | 0-6,2-6 |
| ITF - M25 - Changwon | 2023/06/13 01:00 | Shunsuke Mitsui v Yuki Mochizuki | 4-6,2-6 |
| UTR Pro Tennis Series - Dallas | 2022/12/24 15:00 | Steven Forman v Shunsuke Mitsui | 6-4,4-6,3-6 |
| UTR Pro Tennis Series - Dallas | 2022/12/23 21:00 | Christopher Bulus v Shunsuke Mitsui | 4-6,2-6 |
| UTR Pro Tennis Series - Dallas | 2022/12/22 21:30 | Shunsuke Mitsui v Stefan Peter Hampe | 6-1,0-0 |
| UTR Pro Tennis Series - Dallas | 2022/12/20 20:00 | Shunsuke Mitsui v Lui Maxted | 6-4,5-4 |
| UTR Pro Tennis Series - Dallas | 2022/12/19 22:17 | Shunsuke Mitsui v Matthis Ross | 7-6,5-1 |