Stadium: Court 6 Round: 44 Ground: Hardcourt outdoor
| ITF M25 Jakarta | 2023/04/15 03:00 | Fitriadi M Rifqi v Yunseok Jang | 7-5,6-3 |
| ITF M25 Jakarta | 2023/04/14 02:30 | Yunseok Jang v Evgeny Donskoy | 7-6,4-6,7-6 |
| ITF M25 Jakarta | 2023/04/13 02:30 | Yunseok Jang v Hady Habib | 6-4,3-6,6-0 |
| ITF M25 Jakarta | 2023/04/12 02:40 | Ramkumar Ramanathan v Yunseok Jang | 1-6,4-6 |
| ITF M25 Jakarta | 2023/04/11 04:15 | Yunseok Jang v Mitsuki Wei Kang Leong | 4-6,7-6,10-4 |
| ITF M25 Jakarta | 2023/04/10 04:20 | Yunseok Jang v Renaldi A A Salim | 6-3,6-4 |
| ITF M25 New Delhi | 2023/03/18 05:30 | Evgeny Donskoy v Yunseok Jang | 6-3,7-6 |
| ITF M25 New Delhi | 2023/03/17 04:30 | Siddharth Vishwakarma v Yunseok Jang | 2-6,3-6 |
| ITF M25 Jakarta Qual | 2023/04/16 06:00 | Putu Agassi Pranata Nida v Ethan Cook | 2-6,4-6 |
| ITF M25 Jakarta | 2023/04/10 02:30 | Ray Ho v Ethan Cook | 6-2,7-6 |
| ITF M25 Jakarta | 2023/04/09 03:00 | Ethan Cook v Lucky Candra Kurniawan | 7-6,6-4 |
| ITF M15 Singapore | 2023/04/05 09:00 | Hynek Barton v Ethan Cook | 7-6,6-2 |
| ITF M15 Singapore | 2023/04/03 09:50 | Ethan Cook v Bill Chan | 3-6,6-4,10-5 |
| ITF M25 Canberra | 2023/03/22 01:35 | Ethan Cook v Tatsuma Ito | 4-6,6-7 |
| ITF M25 Canberra | 2023/03/20 23:00 | Ethan Cook v Jiayang Dong | 6-1,7-5 |
| ITF M25 Canberra | 2023/03/20 01:30 | Ethan Cook v Matthew Scheers | 6-4,6-3 |