Round: 25 Ground: Clay
| ITF Chinese Taipei F1 | 2016/10/12 02:00 | Ryota Kishi v Ryota Tanuma | 3-6,2-6 |
| ITF Korea F8 | 2016/09/06 04:15 | Sanhui Shin v Ryota Kishi | 6-3,6-2 |
| ITF Korea F7 | 2016/08/29 02:30 | Ryota Kishi v Hong Chung | 2-6,7-6,3-6 |
| ITF Spain F26 | 2016/08/17 13:00 | Ryota Kishi v Bernabe Zapata Miralles | 1-6,2-6 |
| ITF Spain F26 | 2016/08/16 14:35 | Harrison Lombe v Ryota Kishi | 6-3,2-6,5-7 |
| ITF Spain F25 | 2016/08/10 10:30 | Andres Artunedo Martinavarr v Ryota Kishi | 6-3,6-4 |
| ITF Spain F25 | 2016/08/08 15:00 | David Jorda Sanchis v Ryota Kishi | 4-6,4-6 |
| ITF Spain F24 | 2016/08/03 09:00 | Ryota Kishi v Alex De Minaur | 1-6,4-6 |
| ITF Japan F1 | 2017/03/09 01:00 | Gengo Kikuchi v Takuto Niki | 0-6,4-6 |
| ITF Japan F1 | 2017/03/07 02:40 | Jumpei Yamasaki v Gengo Kikuchi | 4-6,2-6 |
| Challenger Yokohama Qual | 2017/02/25 01:00 | Jimmy Wang v Gengo Kikuchi | 6-3,3-6,6-1 |
| Challenger Kyoto Qual | 2017/02/19 02:05 | Lloyd Harris v Gengo Kikuchi | 6-3,6-4 |
| Challenger Kyoto Qual | 2017/02/18 01:00 | Gengo Kikuchi v Tamaki Yamao | 7-6,6-4 |
| Others | 2016/11/13 06:00 | Kento Takeuchi v Gengo Kikuchi | 6-3,6-2 |
| Others | 2016/11/12 07:45 | Gengo Kikuchi v Sho Katayama | 6-3,3-6,6-3 |
| Others | 2016/11/12 01:50 | Gengo Kikuchi v Yunseong Chung | 7-5,6-4 |