Stadium: Court 2 Round: 64 Ground: Hardcourt outdoor
| Challenger Chengdu | 2019/08/02 09:15 | Shuichi Sekiguchi v Tatsuma Ito | 2-6,1-6 |
| Challenger Kyoto | 2017/02/21 01:30 | Tatsuma Ito v Shuichi Sekiguchi | 6-2,6-3 |
| Challenger Nanchang | 2016/09/12 02:00 | Tatsuma Ito v Shuichi Sekiguchi | 6-3,1-6,7-6 |