Round: 26 Ground: Hardcourt outdoor
| ITF Turquía F38 | 2015/09/23 14:40 | Shunrou Takeshima v Ken Onishi | 2-6,2-6 |
| ITF Turquía F38 | 2015/09/21 12:00 | Ken Onishi v Johannes Ingildsen | 6-4,6-4 |
| ITF Turquía F27 | 2015/09/14 13:00 | Ken Onishi v Michal Bisko | 4-6,5-7 |
| ITF Turquía F27 | 2015/09/13 14:00 | Ken Onishi v Edward Harwood | 6-0,6-0 |
| ITF China F9 | 2015/06/30 08:00 | Zhuoyang Qiu v Ken Onishi | 6-3,6-2 |
| ITF Tailandia F9 | 2015/06/23 06:40 | Issei Okamura v Ken Onishi | 6-4,2-6,6-1 |
| ITF Tailandia F9 | 2015/06/17 03:30 | Ken Onishi v Shuichi Sekiguchi | 3-6,3-6 |
| ITF Tailandia F9 | 2015/06/16 05:00 | Zach Itzstein v Ken Onishi | 6-4,2-6,0-6 |
| ITF Turquía F38 | 2015/09/23 11:00 | Isaac Frost v Sefa Suluoglu | 6-4,4-6,3-6 |
| ITF Turquía F38 | 2015/09/21 12:00 | Philip Orno v Sefa Suluoglu | 7-6,6-4 |
| ITF Turquía F27 | 2015/09/16 15:30 | Tom Jomby v Sefa Suluoglu | 6-3,7-6 |
| ITF Turquía F36 | 2015/09/08 15:00 | Sarp Agabigun v Sefa Suluoglu | 7-6,6-3 |
| ITF Turquía F35 | 2015/09/02 15:45 | Jorge Montero v Sefa Suluoglu | 6-2,6-1 |
| ITF Turquía F33 | 2015/08/18 09:35 | Mark Fynn v Sefa Suluoglu | 6-3,6-7,7-6 |
| ITF Turquía F32 | 2015/08/12 11:25 | Sefa Suluoglu v Gregoire Jacq | 1-6,3-6 |
| ITF Turquía F32 | 2015/08/11 11:25 | Edan Bakshi v Sefa Suluoglu | 2-6,4-6 |