Round: 25 Ground: Hardcourt outdoor
| ITF - Turquia F4 | 2016/01/25 09:30 | Issei Okamura v Ryota Kishi | 2-6,6-2,1-6 |
| ITF - Turquia F4 | 2016/01/24 08:00 | Issei Okamura v Peter Balla | 6-2,6-2 |
| ITF - Tailândia F9 | 2015/12/02 08:25 | Kittiphong Wachiramanowong v Issei Okamura | 3-6,6-4,6-3 |
| ITF - Tailândia F9 | 2015/12/01 03:00 | Issei Okamura v Warit Sornbutnark | 6-2,6-2 |
| ITF - Tailândia F9 | 2015/11/23 03:00 | Pruchya Isarow v Issei Okamura | 6-2,6-4 |
| ITF - Austrália F10 | 2015/11/18 23:00 | Dayne Kelly v Issei Okamura | 6-4,6-0 |
| ITF - Austrália F10 | 2015/11/16 23:00 | Issei Okamura v Adam Taylor | 7-5,3-6,7-6 |
| ITF - Austrália F10 | 2015/11/11 04:20 | Issei Okamura v Harry Bourchier | 2-6,7-6,3-6 |
| ITF - Turquia F4 | 2016/01/28 08:00 | Anil Yuksel v Mert Zincirli | 6-2,6-1 |
| ITF - Turquia F4 | 2016/01/26 08:00 | Philip Wilbert Major v Mert Zincirli | 6-7,1-6 |
| ITF - Turquia F3 | 2016/01/16 08:30 | Matteo Vialmin v Mert Zincirli | 1-6,6-7 |
| ITF - Turquia F25 | 2014/07/13 11:00 | Mert Zincirli v Altug Celikbilek | 3-6,3-6 |