Round: 60 Ground: Hardcourt outdoor
| ITF Canada F5 | 2015/07/22 19:25 | Aleksandar Vukic v Ren Nakamura | 6-4,6-2 |
| ITF Canada F4 Qual | 2015/06/29 19:30 | Ren Nakamura v Krustev, Victor | 6-2,6-1 |
| ITF Canada F3 | 2015/06/23 18:00 | Sarmiento, Raymond v Ren Nakamura | 5-7,4-6 |
| ITF Japan F5 | 2015/06/01 01:00 | Kishi, Ryota v Ren Nakamura | 6-3,6-4 |
| ITF China F6 | 2015/05/26 06:55 | Ren Nakamura v Gao, Xin | 1-6,1-6 |
| ITF China F6 Qual | 2015/05/25 02:00 | Ren Nakamura v Wang, Huixin | 7-6,6-1 |
| ITF China F6 Qual | 2015/05/24 02:00 | Ren Nakamura v Zou, Weibowen | 6-3,6-1 |
| ITF China F6 | 2015/05/19 02:00 | Yi, Chu-Huan v Ren Nakamura | 7-5,7-6 |
| ITF USA F24 Qual | 2014/09/05 18:00 | Lynch, Kevin v Keenan Mayo | 7-6,6-3 |