Stadium: Court 3 Round: 24 Ground: Hardcourt outdoor
| Challenger Granby Qual | 2018/07/22 21:30 | Jacob Grills v Shintaro Imai | 6-4,6-1 |
| ITF Japan F5 | 2018/04/02 03:10 | Shintaro Imai v Jacob Grills | 6-1,6-1 |
| ITF Hong Kong F3 | 2017/07/08 01:30 | Jacob Grills v Shintaro Imai | 6-7,3-6 |