Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Tainan | 2023/08/16 02:00 | Ergi Kirkin v Issei Okamura | 6-0,6-2 |
| ITF M25 Herzlia | 2023/08/09 11:25 | Amit Vales v Issei Okamura | 6-4,3-6,6-3 |
| ITF M25 Herzlia | 2023/08/08 06:30 | Issei Okamura v Eyal Shyovitz | 6-4,6-3 |
| ITF M25 Herzlia | 2023/08/07 06:30 | Issei Okamura v Raz Katz | 6-1,6-1 |
| ITF M15 Raanana | 2023/08/01 13:20 | Issei Okamura v Ofek Shimanov | 6-4,3-6,2-6 |
| ITF M15 Jakarta | 2023/06/27 05:00 | Koki Matsuda v Issei Okamura | 6-3,7-6 |
| ITF M25 Anseong | 2023/06/21 02:00 | Sanhui Shin v Issei Okamura | 6-2,6-3 |
| ITF M25 Daegu | 2023/06/05 01:00 | Issei Okamura v Chan-Yeong Oh | 1-6,6-4,7-10 |
| ITF M15 Eupen | 2023/08/07 10:00 | Jay Friend v Arthur Bonnaud | 4-6,4-6 |
| ITF M15 Monastir | 2023/06/12 08:30 | Oscar Lacides v Jay Friend | 6-4,6-3 |
| ITF M15 Monastir | 2023/06/11 10:00 | Mika Lipp v Jay Friend | 1-6,5-7 |
| ITF M15 Monastir | 2023/06/07 12:50 | Jay Friend v Ilya Snitari | 6-7,5-7 |
| ITF M15 Monastir | 2023/06/05 14:30 | Antonio Prat v Jay Friend | 1-6,4-6 |
| ITF M15 Monastir | 2023/06/04 08:30 | Jay Friend v Oscar Lacides | 7-6,7-5 |
| UTR Pro California | 2023/05/28 17:00 | Enrique L Rico v Jay Friend | 6-3,6-1 |
| UTR Pro California | 2023/05/27 21:30 | Aditya Gupta v Jay Friend | 2-6,0-6 |