Stadium: Covered Court 6 Round: 166 Ground: Hardcourt outdoor
| Challenger Winnipeg | 2019/07/10 20:05 | Toshihide Matsui v Enzo Couacaud | 3-6,2-6 |
| Challenger Winnipeg | 2019/07/09 15:00 | Alexander Lebedev v Toshihide Matsui | 6-7,4-6 |
| Challenger Winnipeg | 2019/07/08 16:00 | Toshihide Matsui v Kevin Kylar | 6-2,3-6,6-2 |
| Challenger Nanchang Qual | 2018/04/14 04:50 | Mukund Sasikumar v Toshihide Matsui | 6-0,6-0 |
| Challenger Taipei Qual | 2018/04/08 07:25 | Toshihide Matsui v Shuichi Sekiguchi | 5-7,6-7 |
| Challenger Taipei Qual | 2018/04/07 07:05 | Toshihide Matsui v Cing-Yang Meng | 6-3,6-4 |
| ITF Japan F5 | 2018/04/03 04:40 | Toshihide Matsui v Sora Fukuda | 4-6,6-4,4-6 |
| Challenger Shenzhen - selejtezők | 2018/03/11 03:10 | Toshihide Matsui v Renta Tokuda | 2-6,3-6 |