Round: 26 Ground: Clay
| ITF Japan F8 | 2016/06/14 03:00 | Gengo Kikuchi v Masaki Sasai | 7-5,6-4 |
| ITF Japan F7 | 2016/06/06 01:00 | Gengo Kikuchi v Evan King | 4-6,4-6 |
| ITF Japan F6 | 2016/06/03 03:10 | Gengo Kikuchi v Deiton Baughman | 1-6,4-6 |
| ITF Japan F6 | 2016/06/02 01:00 | Andrew Whittington v Gengo Kikuchi | 3-6,3-6 |
| ITF Japan F6 | 2016/05/31 02:30 | Ken Onishi v Gengo Kikuchi | 1-6,4-6 |
| ITF Guam F1 | 2016/05/27 05:45 | Gengo Kikuchi v Shuichi Sekiguchi | 6-7,6-7 |
| ITF Guam F1 | 2016/05/26 02:25 | Gengo Kikuchi v Shunrou Takeshima | 6-1,6-1 |
| ITF Guam F1 | 2016/05/24 00:00 | Gengo Kikuchi v Ken Onoda | 7-5,6-1 |
| ITF Japan F8 | 2016/06/15 04:30 | Kazuki Nishiwaki v Hiromasa Oku | 2-6,6-3,6-4 |
| ITF Japan F4 | 2015/03/28 00:30 | Yutaro Matsuzaki v Kazuki Nishiwaki | 6-7,6-4,6-4 |
| ITF Japan F2 | 2015/03/14 00:30 | Ryota Tanuma v Kazuki Nishiwaki | 6-4,6-4 |
| ITF Japan F6 Qual | 2014/06/09 03:00 | Shohei Chikami v Kazuki Nishiwaki | 6-0,6-3 |
| ITF Japan F5 | 2014/06/04 03:35 | Kazuki Nishiwaki v Jui-Chen Hung | 4-6,6-7 |
| ITF Japan F5 | 2014/06/03 01:00 | Shunrou Takeshima v Kazuki Nishiwaki | 6-3,5-7,3-6 |