Round: 26 Ground: Hardcourt outdoor
| ITF Japan F1 MD | 2016/03/08 05:35 | Moritani/Tanuma v Hashimoto/Tsunematsu | 6-2,7-6 |
| Challenger Kyoto MD | 2017/02/21 10:05 | Ratiwatana/Ratiwatana v Nagao/Oku | 7-5,6-3 |
| ITF Korea F8 MD | 2016/09/09 06:00 | Nam/Song v Nagao/Oku | 6-4,6-4 |
| ITF Korea F8 MD | 2016/09/08 06:30 | Kim/Noh v Nagao/Oku | 5-7,6-3,8-10 |
| ITF Korea F8 MD | 2016/09/07 06:00 | Jeong/Kim v Nagao/Oku | 5-7,3-6 |
| ITF Korea F8 MD | 2016/09/05 07:30 | Lee/Yoon v Nagao/Oku | 6-3,3-6,5-10 |
| ITF Korea F7 MD | 2016/08/29 04:30 | Choi/Moon v Nagao/Oku | 6-4,1-6,10-7 |
| ITF Japan F8 MD | 2016/06/18 05:05 | Nagao/Oku v Ito/Uesugi | 6-4,6-2 |
| ITF Japan F8 MD | 2016/06/17 05:30 | Nagao/Oku v Kibi/Niki | 6-3,6-3 |