Round: 25 Ground: Hardcourt outdoor
| ITF Turkey F6 | 2016/02/12 09:00 | Issei Okamura v Seong Chan Hong | 7-5,4-6,3-6 |
| ITF Turkey F6 | 2016/02/11 13:45 | Patrik Nema v Issei Okamura | 1-6,5-7 |
| ITF Turkey F6 | 2016/02/09 09:35 | Maxime Pauwels v Issei Okamura | 6-3,3-6,3-6 |
| ITF Turkey F5 | 2016/02/04 08:00 | Issei Okamura v Lenny Hampel | 6-1,0-6,6-7 |
| ITF Turkey F5 | 2016/02/02 09:30 | Issei Okamura v Mert Zincirli | 6-4,6-2 |
| ITF Turkey F4 | 2016/01/25 09:30 | Issei Okamura v Ryota Kishi | 2-6,6-2,1-6 |
| ITF Turkey F4 | 2016/01/24 08:00 | Issei Okamura v Peter Balla | 6-2,6-2 |
| ITF Thailand F9 | 2015/12/02 08:25 | Kittiphong Wachiramanowong v Issei Okamura | 3-6,6-4,6-3 |
| ITF USA F9 Qual | 2016/02/27 17:00 | Marcelo Tebet v Alexander Merino | 3-6,6-2,3-6 |