Round: 62 Ground: Hardcourt outdoor
| ITF Japan F3 | 2017/03/18 08:00 | Oh, Chan-Yeong v Nakamura, Yuki | 6-3,1-6,7-5 |
| ITF Japan F2 | 2017/03/11 03:00 | Itsusaki, Kaito v Nakamura, Yuki | 6-3,6-0 |
| ITF Japan F1 | 2017/03/04 03:30 | Sakai, Yuto v Nakamura, Yuki | 7-6,7-5 |
| ITF Japan F4 | 2015/03/29 00:00 | Wachiramanowong, Kittipong v Nakamura, Yuki | 6-3,2-6,6-0 |
| ITF Japan F3 | 2015/03/23 01:00 | Katayama, Sho v Nakamura, Yuki | 6-2,6-0 |
| ITF Japan F3 | 2015/03/22 01:00 | Nakamura, Yuki v Nagao, Katsuki | 7-6,6-0 |
| ITF Japan F3 | 2014/03/24 01:00 | Ono, Yohei v Nakamura, Yuki | 6-2,6-1 |
| ITF Japan F1 | 2017/03/04 03:30 | Furuta, Ibuki v Kai, Naoto | 6-2,6-0 |
| ITF Japan F7 | 2016/06/06 01:00 | Tanuma, Ryota v Kai, Naoto | 6-4,6-3 |
| ITF Japan F4 | 2016/03/26 00:00 | Kikuchi, Gengo v Kai, Naoto | 6-2,7-6 |
| ITF Japan F1 | 2016/03/05 03:00 | Kai, Naoto v Kazuma Kawachi | 6-4,3-6,4-6 |
| ITF Japan F7 Qual | 2015/06/13 00:00 | Kai, Naoto v Numajiri, Keisuke | 2-6,3-6 |