Stadium: Court 2 Round: 25 Ground: Clay
| ITF Thailand F5 | 2017/08/07 05:45 | Issei Okamura v Grills, Jacob | 3-6,4-6 |
| ITF Thailand F4 | 2017/08/01 06:00 | Issei Okamura v Calum Puttergill | 5-7,6-0,4-6 |
| ITF China F14 | 2017/07/28 03:00 | Nikola Milojevic v Issei Okamura | 6-2,6-1 |
| ITF China F14 | 2017/07/26 02:00 | Alcantara, Francis Casey v Issei Okamura | 6-4,5-7,2-6 |
| ITF China F14 | 2017/07/24 08:15 | Issei Okamura v Takeuchi, Kento (1987) | 6-2,6-2 |
| ITF China F13 | 2017/07/18 07:05 | Hung, Jui-Chen v Issei Okamura | 6-4,6-2 |
| ITF Guam F1 | 2017/06/21 02:30 | Suzuki, Takao v Issei Okamura | 7-5,6-4 |
| ITF Japan F8 | 2017/06/13 01:30 | Takeshima, Shunrou v Issei Okamura | 6-3,7-5 |
| ITF Switzerland F3 Qual | 2017/08/13 08:00 | Maxence Beauge v Batta, Amit | 6-1,7-5 |
| ITF Switzerland F3 Qual | 2017/08/12 09:00 | Maxence Beauge v Gruenig, Gian | 7-5,6-4 |
| ITF Germany F10 | 2017/08/07 10:00 | Maxence Beauge v Mertens, Nico | 3-6,3-6 |
| ITF Germany F10 | 2017/08/06 13:00 | Maxence Beauge v Andre, Felix | 6-1,6-3 |
| ITF Germany F10 | 2017/08/06 08:00 | Maxence Beauge v Solomatin, Igor | 6-3,6-1 |
| ITF France F16 | 2017/07/18 10:00 | Rossier, Simeon v Maxence Beauge | 7-6,6-2 |
| ITF Greece F3 | 2017/03/20 07:30 | Gabb, Richard v Maxence Beauge | 6-1,6-1 |
| ITF Greece F3 | 2017/03/19 10:00 | Maxence Beauge v Roberto, Riccardo | 3-6,6-3,6-4 |