Round: 26 Ground: Hardcourt outdoor
| ITF Japan F2 | 2017/03/14 06:05 | Gengo Kikuchi v Koichi Sano | 6-2,6-4 |
| 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 |
| ITF Japan F2 | 2017/03/13 04:00 | Ibuki Furuta v Masato Shiga | 6-4,6-4 |
| ITF Japan F1 | 2017/03/05 01:00 | Ibuki Furuta v Sho Shimabukuro | 6-7,4-6 |
| ITF Japan F1 | 2017/03/04 03:30 | Ibuki Furuta v Naoto Kai | 6-2,6-0 |
| ITF Japan F4 | 2015/03/29 00:00 | Ibuki Furuta v Shinta Fujii | 4-6,6-4,6-7 |