Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Nakhon Si Thammarat | 2023/07/03 06:00 | Mitsuki Wei Kang Leong v Patrik Oplustil | 6-7,5-7 |
| ITF M15 Nakhon Si Thammarat | 2023/07/02 07:05 | Natthayut Nithithananont v Patrik Oplustil | 1-6,5-7 |
| ITF M15 Jakarta | 2023/06/26 06:30 | Shivank Bhatnagar v Patrik Oplustil | 6-4,4-6,11-9 |
| ITF M15 Jakarta | 2023/06/21 03:50 | Patrik Oplustil v Seungmin Park | 6-0,1-6,4-6 |
| ITF M15 Jakarta | 2023/06/20 05:00 | Bharath Nishok Kumaran v Patrik Oplustil | 2-6,6-7 |
| ITF M15 Jakarta | 2023/06/19 05:25 | Muthu A Senthilkumar v Patrik Oplustil | 2-6,0-6 |
| ITF M15 Jakarta | 2023/06/17 02:00 | Yuta Kawahashi v Patrik Oplustil | 6-2,6-2 |
| ITF M15 Jakarta | 2023/06/15 04:20 | Shivank Bhatnagar v Patrik Oplustil | 2-6,7-5,0-6 |
| ITF M25 Anseong | 2023/06/20 02:00 | Keisuke Saitoh v Yeongseok Jeong | 6-7,4-6 |
| ITF M25 Changwon | 2023/06/14 01:00 | Yunseong Chung v Yeongseok Jeong | 6-2,6-2 |
| ITF M25 Daegu | 2023/06/08 02:25 | Geun Jun Kim v Yeongseok Jeong | 6-1,2-6,6-4 |
| ITF M25 Daegu | 2023/06/06 01:05 | Yeongseok Jeong v Yunseok Jang | 7-5,4-6,6-1 |
| ITF M25 Jakarta | 2023/04/21 03:00 | Leo Borg v Yeongseok Jeong | 6-0,6-0 |
| ITF M25 Jakarta | 2023/04/20 03:50 | Yeongseok Jeong v Ray Ho | 6-4,6-4 |
| ITF M25 Jakarta | 2023/04/19 02:30 | Renta Tokuda v Yeongseok Jeong | 6-7,6-3,3-6 |
| ITF M25 Jakarta | 2023/04/18 02:00 | Yeongseok Jeong v Tegar A S Wibowo | 6-2,6-2 |