Stadium: DHARMA Round: 54 Ground: Hardcourt outdoor
| ITF M25 Taipei | 2024/08/04 02:00 | Jeffrey Hsu v Issei Okamura | 2-6,6-1,9-11 |
| ITF M15 Tokyo | 2024/07/08 01:00 | Yusuke Kusuhara v Issei Okamura | 6-3,6-4 |
| ITF M15 Nakhon Si Thammarat | 2024/07/05 02:00 | Issei Okamura v Adil Kalyanpur | 3-6,3-6 |
| ITF M15 Nakhon Si Thammarat | 2024/07/04 06:20 | Amit Vales v Issei Okamura | 3-6,3-6 |
| ITF M15 Nakhon Si Thammarat | 2024/07/03 02:00 | James Van Herzeele v Issei Okamura | 2-6,4-6 |
| ITF M15 Nakhon Si Thammarat | 2024/07/01 02:00 | Issei Okamura v Gabor Hornung | 6-4,2-6,10-6 |
| ITF M25 Luzhou | 2024/06/19 09:55 | Sheng Tang v Issei Okamura | 6-3,7-5 |
| ITF M15 Hong Kong | 2024/06/12 09:30 | Ajeet Rai v Issei Okamura | 6-1,6-1 |
| ITF M15 Kingston | 2024/05/27 15:00 | Abraham Asaba v Alexey Shtengelov | 6-2,6-2 |
| ITF M15 Chandigarh | 2024/03/18 06:00 | Vishnu Vardhan v Alexey Shtengelov | 6-3,6-2 |
| ITF M25 New Delhi | 2024/03/10 04:00 | Sandesh Dattatray Kurale v Alexey Shtengelov | 6-4,6-2 |
| ITF M15 Nakhon Si Thammarat Qual | 2024/02/25 07:20 | Alexey Shtengelov v Nikita Ianin | 4-6,2-6 |
| ITF M15 Nakhon Si Thammarat | 2024/02/11 05:10 | Alexey Shtengelov v Nitin Kumar Sinha | 4-6,4-6 |
| ITF M25 Chennai | 2024/01/22 04:00 | Madhwin Kamath v Alexey Shtengelov | 6-1,7-5 |
| ITF M25 Doha | 2024/01/14 12:00 | Alexey Shtengelov v Michal Lusovsky | 1-6,2-6 |
| ITF M15 Al Zahra | 2023/11/28 08:15 | Rik Muller v Alexey Shtengelov | 5-7,7-5,10-7 |