Round: 62 Ground: Hardcourt outdoor
| ITF Japan F1 | 2016/03/05 03:00 | Naoto Kai v Kazuma Kawachi | 6-4,3-6,4-6 |
| ITF Thailand F9 | 2015/12/02 07:35 | Jirat Navasirisomboon v Kazuma Kawachi | 6-4,6-7,6-2 |
| ITF Thailand F9 | 2015/11/29 05:50 | Kazuma Kawachi v Marut Klaoklang | 6-2,6-1 |
| ITF Thailand F9 | 2015/11/28 06:30 | Kazuma Kawachi v Gianandrea Heyer | 6-2,6-1 |
| ITF Thailand F9 | 2015/11/24 07:30 | Blake Mott v Kazuma Kawachi | 6-3,6-2 |
| ITF Chinese Taipei F1 | 2015/08/24 04:55 | Kazuma Kawachi v Shawn H. Hadavi | 4-6,0-6 |
| ITF Chinese Taipei F1 Qual | 2015/08/17 06:30 | Hsin Lin v Kazuma Kawachi | 6-0,6-0 |
| ITF Thailand F9 | 2015/08/04 03:00 | Kazuma Kawachi v Akira Santillan | 3-6,1-6 |
| ITF Japan F1 | 2016/03/05 03:00 | Ren Nakamura v Renta Tokuda | 6-2,6-3 |
| ITF China F3 Qual | 2016/02/27 05:30 | Ren Nakamura v Li-Wei Tan | 6-4,3-6,1-6 |
| ITF China F2 | 2016/02/23 04:00 | Ren Nakamura v Cristian Rodriguez | 2-6,2-6 |
| ITF China F2 Qual | 2016/02/22 04:35 | Jumpei Yamasaki v Ren Nakamura | 7-5,6-0 |
| ITF China F2 Qual | 2016/02/21 02:00 | Ren Nakamura v Xi Qi | 6-2,6-4 |
| ITF China F2 Qual | 2016/02/20 05:00 | Ren Nakamura v Alexander Centenari | 6-3,6-2 |
| ITF China F1 Qual | 2016/02/14 02:00 | Jeson Patrombon v Ren Nakamura | 6-0,6-3 |
| ITF USA F28 | 2015/09/27 19:00 | Ren Nakamura v Strong Kirchheimer | 2-6,2-6 |