Stadion: Center Court Round: 26 Ground: Hardcourt outdoor
| 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 - Jakarta | 2023/04/19 04:00 | Yunseong Chung v Fajing Sun | 6-3,6-4 |
| Challenger - Busan | 2023/05/09 02:00 | Ji Sung Nam v Gabriel Diallo | 3-6,3-6 |
| Challenger - Gwangju | 2023/05/01 08:05 | Rinky Hijikata v Gabriel Diallo | 6-2,6-4 |
| Challenger - Seoul | 2023/04/27 06:45 | Gabriel Diallo v Christopher Eubanks | 6-2,3-6,2-6 |
| Challenger - Seoul | 2023/04/24 06:45 | Gabriel Diallo v Yu Hsiou Hsu | 6-2,6-3 |
| Challenger - Sarasota | 2023/04/12 19:20 | Gabriel Diallo v Mitchell Krueger | 6-2,6-4 |
| Challenger - Sarasota | 2023/04/11 17:00 | Facundo Diaz Acosta v Gabriel Diallo | 6-3,2-6,6-7 |
| Challenger - Lille | 2023/03/31 16:35 | Gabriel Diallo v Jurij Rodionov | 6-2,5-7,1-6 |
| Challenger - Lille | 2023/03/30 17:00 | Gabriel Diallo v Ricardas Berankis | 6-3,7-5 |