Round: 26 Ground: Clay
| ITF Japan F5 | 2017/04/03 02:45 | Shunrou Takeshima v Gengo Kikuchi | 0-6,4-6 |
| ITF Japan F4 | 2017/03/30 01:00 | Seong Chan Hong v Gengo Kikuchi | 6-3,6-3 |
| ITF Japan F4 | 2017/03/29 01:00 | Gengo Kikuchi v Kaito Itsusaki | 6-4,6-3 |
| ITF Japan F3 | 2017/03/22 00:30 | Yusuke Takahashi v Gengo Kikuchi | 6-3,6-1 |
| ITF Japan F2 | 2017/03/15 03:55 | Gengo Kikuchi v Ibuki Furuta | 0-6,6-3,3-6 |
| 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 |
| ITF Japan F5 | 2017/04/03 04:15 | Yuta Shimizu v Shintaro Imai | 4-6,2-6 |
| ITF Japan F4 | 2017/03/29 01:00 | Shintaro Imai v Shinji Hazawa | 6-1,3-6,4-6 |
| ITF Japan F2 | 2017/03/16 02:00 | Shintaro Imai v Masaki Sasai | 6-7,3-6 |
| ITF Japan F2 | 2017/03/14 05:45 | Shintaro Imai v Rio Noguchi | 6-1,6-1 |
| ITF Japan F1 | 2017/03/08 01:00 | Yuta Shimizu v Shintaro Imai | 7-5,6-2 |
| Challenger Yokohama Qual | 2017/02/25 05:30 | Blaz Rola v Shintaro Imai | 6-4,6-1 |
| ITF Indonesia F2 | 2017/02/17 05:45 | Dayne Kelly v Shintaro Imai | 7-6,6-3 |
| ITF Indonesia F2 | 2017/02/16 06:10 | Rhett Purcell v Shintaro Imai | 6-7,6-2,3-6 |