Stadium: Court 3 Round: 27 Ground: Hardcourt outdoor
| Challenger Liuzhou | 2018/10/24 06:00 | Radu Albot v Duckhee Lee | 6-2,7-5 |
| Challenger Liuzhou | 2018/10/22 04:15 | Duckhee Lee v Tsung-Hua Yang | 6-2,6-3 |
| Challenger Tashkent | 2018/10/08 14:10 | Evgeny Karlovskiy v Duckhee Lee | 7-6,6-4 |
| Challenger Kaohsiung | 2018/09/22 08:10 | Gael Monfils v Duckhee Lee | 6-1,6-1 |
| Challenger Kaohsiung | 2018/09/21 12:05 | Duckhee Lee v Frederico Ferreira Silva | 6-2,7-5 |
| Challenger Kaohsiung | 2018/09/20 10:00 | Jason Jung v Duckhee Lee | 6-7,4-6 |
| Challenger Kaohsiung | 2018/09/19 08:50 | Tomislav Brkic v Duckhee Lee | 2-6,6-7 |
| Davis Cup | 2018/09/15 03:35 | Duckhee Lee v Rubin Statham | 6-4,6-1 |
| Challenger Liuzhou | 2018/10/23 07:05 | Renta Tokuda v Yuichi Sugita | 2-6,5-7 |
| Challenger Liuzhou | 2018/10/22 03:00 | Renta Tokuda v Ye Cong Mo | 6-2,6-2 |
| Challenger Liuzhou | 2018/10/21 03:00 | Renta Tokuda v Jurabek Karimov | 6-1,7-6 |
| Challenger Liuzhou | 2018/10/20 06:55 | Renta Tokuda v Yusuke Takahashi | 7-5,6-0 |
| Challenger Ningbo | 2018/10/18 06:25 | Renta Tokuda v Radu Albot | 4-6,6-7 |
| Challenger Ningbo | 2018/10/16 09:40 | Renta Tokuda v Saketh Myneni | 6-3,6-2 |
| ATP Chengdu | 2018/09/22 07:50 | Bernard Tomic v Renta Tokuda | 6-3,6-4 |
| Challenger Gwangju | 2018/08/15 06:00 | Renta Tokuda v Roman Safiullin | 7-6,6-2 |