Estádio: Court 1 Round: 29 Ground: Hardcourt outdoor
| ITF - M15 Nakhon Si Thammarat | 2023/06/10 02:00 | Blake Ellis v Shinji Hazawa | 4-6,2-6 |
| ITF - M15 Nakhon Si Thammarat | 2023/06/09 02:00 | Shinji Hazawa v Manish Sureshkumar | 6-3,6-2 |
| ITF - M15 Nakhon Si Thammarat | 2023/06/08 04:05 | Shinji Hazawa v Finn Reynolds | 6-4,6-3 |
| ITF - M15 Nakhon Si Thammarat | 2023/06/06 02:00 | Shinji Hazawa v Thantub Suksumrarn | 6-0,6-3 |
| ITF - M15 Nakhon Si Thammarat | 2023/05/31 02:00 | Shinji Hazawa v Chase Ferguson | 2-6,4-6 |
| Challenger - Busan | 2023/05/08 02:00 | Jason Jung v Shinji Hazawa | 6-2,6-4 |
| Challenger Gwangju | 2023/04/30 03:05 | Shinji Hazawa v Peter Gojowczyk | 1-6,3-6 |
| Challenger - Seul | 2023/04/24 02:00 | Ji Sung Nam v Shinji Hazawa | 6-2,6-4 |
| ITF - M15 Nakhon Si Thammarat | 2023/06/10 01:55 | Maximus Jones v S D Prajwal Dev | 6-7,3-6 |
| ITF - M15 Nakhon Si Thammarat | 2023/06/09 04:00 | S D Prajwal Dev v Philip Sekulic | 3-6,6-3,6-4 |
| ITF - M15 Nakhon Si Thammarat | 2023/06/08 05:50 | S D Prajwal Dev v Julien De Cuyper | 6-3,0-6,6-3 |
| ITF - M15 Nakhon Si Thammarat | 2023/06/08 02:00 | S D Prajwal Dev v Jake Bhangdia | 6-3,6-1 |
| ITF - M15 Adis Abeba | 2023/05/27 06:00 | Benjamin Lock v S D Prajwal Dev | 3-6,6-4,6-2 |
| ITF - M15 Adis Abeba | 2023/05/26 07:00 | Nitin Kumar Sinha v S D Prajwal Dev | 2-6,6-7 |
| ITF - M15 Adis Abeba | 2023/05/25 06:00 | Ben Weintraub v S D Prajwal Dev | 2-6,2-6 |
| ITF - M15 Adis Abeba | 2023/05/19 09:00 | S D Prajwal Dev v Eric Vanshelboim | 3-6,6-7 |