| ITF Vietnam F4 | 2016/09/16 03:00 | Yuichi Ito v Issei Okamura | 6-2,4-6,6-4 |
| ITF Vietnam F4 | 2016/09/15 03:30 | Seungri Choi v Issei Okamura | 4-6,3-6 |
| ITF Vietnam F4 | 2016/09/13 07:10 | Chan-Yeong Oh v Issei Okamura | 6-7,3-6 |
| ITF Thailandia F3 | 2016/09/07 02:00 | Issei Okamura v Jumpei Yamasaki | 6-4,2-6,4-6 |
| ITF Thailandia F3 | 2016/09/05 03:00 | Issei Okamura v Natthasith Kunsuwan | 6-2,6-4 |
| ITF Thailandia F2 | 2016/08/29 03:00 | Renta Tokuda v Issei Okamura | 6-4,6-1 |
| ITF Thailandia F4 | 2016/08/25 03:00 | Ti Chen v Issei Okamura | 6-1,6-0 |
| ITF Thailandia F4 | 2016/08/24 03:00 | Phassawit Bura'ritta v Issei Okamura | 3-6,4-6 |
| ITF Vietnam F4 | 2016/09/13 08:45 | Ren Nakamura v Yu Hsiang Chiu | 7-5,3-6,2-6 |
| ITF Vietnam F8 | 2016/08/06 05:30 | Congsup Congcar v Ren Nakamura | 6-2,6-2 |
| ITF Vietnam F8 | 2016/08/02 02:00 | Shintaro Imai v Ren Nakamura | 7-5,2-6,6-1 |
| ITF Zimbabwe F3 | 2016/07/03 08:00 | Marc-Andrea Huesler v Ren Nakamura | 6-1,6-3 |
| ITF Zimbabwe F2 | 2016/06/27 09:20 | Ren Nakamura v Timothy Dollman | 1-6,3-6 |
| ITF Zimbabwe F2 - Qual. | 2016/06/26 08:00 | Siphosothando Montsi v Ren Nakamura | 3-6,2-6 |
| ITF Zimbabwe F2 - Qual. | 2016/06/25 07:00 | Taha Kapadia v Ren Nakamura | 1-6,0-6 |
| ITF Giappone F7 - Qual. | 2016/06/05 01:00 | Soichiro Moritani v Ren Nakamura | 6-3,6-3 |