Round: 25 Ground: Hardcourt outdoor
| ITF Vietnam F8 | 2016/08/04 02:00 | Renta Tokuda v Jumpei Yamasaki | 1-6,3-6 |
| ITF Vietnam F8 | 2016/08/02 04:15 | Renta Tokuda v Thien Nguyen Hoang | 6-3,6-1 |
| ITF Japan F8 | 2016/06/18 03:15 | Yusuke Watanuki v Renta Tokuda | 7-5,6-2 |
| ITF Japan F8 | 2016/06/17 01:00 | Kaito Uesugi v Renta Tokuda | 6-3,5-7,2-6 |
| ITF Japan F8 | 2016/06/16 01:00 | Renta Tokuda v Takuto Niki | 6-3,7-6 |
| ITF Japan F8 | 2016/06/14 04:25 | Renta Tokuda v Ken Onishi | 6-0,7-5 |
| ITF Japan F7 Qual | 2016/06/05 01:00 | Renta Tokuda v Rio Noguchi | 4-6,2-6 |
| ITF Japan F6 | 2016/05/31 08:00 | Renta Tokuda v Deiton Baughman | 3-6,3-6 |
| ITF Thailand F4 | 2016/08/25 03:00 | Ti Chen v Issei Okamura | 6-1,6-0 |
| ITF Thailand F4 | 2016/08/24 03:00 | Phassawit Bura'ritta v Issei Okamura | 3-6,4-6 |
| ITF Thailand F4 | 2016/08/22 03:00 | Issei Okamura v N. Vijay Sundar Prashanth | 6-2,4-6,6-4 |
| ITF China F13 | 2016/07/23 02:30 | Issei Okamura v Thomas Fancutt | 2-6,4-6 |
| ITF China F13 | 2016/07/22 05:20 | Ryota Tanuma v Issei Okamura | 3-6,6-7 |
| ITF China F13 | 2016/07/21 02:30 | Issei Okamura v Ranjeet Virali-Murugesan | 6-4,6-3 |
| ITF China F13 | 2016/07/20 02:30 | Issei Okamura v Koichi Sano | 6-0,6-2 |
| ITF China F13 | 2016/07/19 04:00 | Issei Okamura v Ye Cong Mo | 6-2,6-3 |