Round: 25 Ground: Hardcourt outdoor
| ITF Singapore F2 | 2017/05/31 03:00 | Yuichi Ito v Dane Propoggia | 4-6,4-6 |
| ITF Singapore F1 | 2017/05/26 02:00 | Yuichi Ito v Kento Takeuchi | 2-6,3-6 |
| ITF Singapore F1 | 2017/05/25 03:20 | Ken Onoda v Yuichi Ito | 3-6,6-3,1-6 |
| ITF China F7 | 2017/05/16 03:50 | Yuichi Ito v Jie Cui | 4-6,3-6 |
| ITF China F7 Qual | 2017/05/15 03:00 | Yuichi Ito v Xiao Gong | 6-2,6-7,6-2 |
| ITF China F7 Qual | 2017/05/14 03:10 | Yuichi Ito v Fariduni Hamid | 6-2,7-6 |
| ITF China F6 | 2017/05/10 02:00 | Yuichi Ito v Shintaro Imai | 6-3,2-6,3-6 |
| ITF China F6 | 2017/05/09 04:20 | Yuichi Ito v Yuanfeng Li | 6-2,3-6,6-3 |
| ITF Japan F7 | 2017/06/03 01:00 | Shunrou Takeshima v Yuki Nakamura | 7-6,7-6 |
| ITF Japan F6 | 2017/05/30 01:00 | Tomohiro Masabayashi v Shunrou Takeshima | 6-1,1-6,6-4 |
| ITF Japan F6 Qual | 2017/05/28 01:00 | Shunrou Takeshima v Yuki Nakamura | 5-7,7-6,6-2 |
| ITF Japan F6 Qual | 2017/05/27 01:00 | Shunrou Takeshima v Takahiro Kubo | 6-0,6-1 |
| ITF Japan F5 | 2017/04/03 02:45 | Shunrou Takeshima v Gengo Kikuchi | 0-6,4-6 |
| ITF Japan F5 | 2017/04/02 01:00 | Shunrou Takeshima v Ibuki Furuta | 6-2,6-2 |
| ITF Japan F4 | 2017/03/29 03:40 | Takuto Niki v Shunrou Takeshima | 6-2,7-5 |
| ITF Japan F4 | 2017/03/28 01:00 | Katsuki Nagao v Shunrou Takeshima | 2-6,2-6 |