Stadium: Court 10 Round: 25 Ground: Synthetic outdoor
| ITF Guam F1 | 2017/06/17 01:30 | Kazuki Shimizu v Yuki Nakamura | 4-6,6-2,4-6 |
| ITF Japan F6 Qual | 2017/05/27 01:00 | Hiroki Horikiri v Kazuki Shimizu | 4-6,6-3,6-4 |
| ITF Japan F5 | 2017/04/01 02:00 | Katsuki Nagao v Kazuki Shimizu | 6-3,6-3 |
| ITF Japan F1 | 2017/03/05 01:00 | Zhaoyi Cao v Kazuki Shimizu | 2-6,6-2,7-5 |
| ITF Japan F5 | 2016/04/03 02:30 | Ken Onishi v Kazuki Shimizu | 6-3,6-2 |
| ITF Egypt F3 | 2018/01/31 16:40 | Jumpei Yamasaki v Riccardo Bonadio | 2-6,6-7 |
| ITF Egypt F3 | 2018/01/29 08:00 | Jumpei Yamasaki v Louis Lechevretel | 6-3,6-4 |
| ITF Egypt F3 | 2018/01/28 08:00 | Jumpei Yamasaki v Ren Nakamura | 6-1,7-5 |
| ITF Egypt F2 | 2018/01/20 08:00 | Louis Lechevretel v Jumpei Yamasaki | 4-6,7-6,6-4 |
| ITF Egypt F1 | 2018/01/16 08:00 | Jumpei Yamasaki v Hiroki Moriya | 1-6,4-6 |
| ITF Hong Kong F6 | 2018/01/03 03:40 | Jumpei Yamasaki v Fabien Reboul | 5-7,4-6 |
| ITF Hong Kong F6 | 2018/01/01 03:35 | Marshall Tutu v Jumpei Yamasaki | 2-6,5-7 |
| ITF Hong Kong F4 | 2017/12/18 02:00 | Tung-Lin Wu v Jumpei Yamasaki | 6-3,7-6 |