stadio: Center Court Round: 25 Ground: Hardcourt indoor
| Challenger Liuzhou | 2018/10/24 03:00 | Di Wu v Tatsuma Ito | 6-3,6-4 |
| Challenger Seul | 2018/05/04 05:00 | Tatsuma Ito v Di Wu | 7-5,3-6,6-2 |
| Challenger Shenzhen | 2018/03/13 07:20 | Di Wu v Tatsuma Ito | 6-7,7-5,5-7 |