Stadium: Center Court Round: 25 Ground: Hardcourt outdoor
| Challenger Gimcheon | 2017/05/03 02:00 | Yen-Hsun Lu v Marco Chiudinelli | 3-6,1-6 |
| Challenger Gimcheon | 2017/05/01 06:00 | Yen-Hsun Lu v Prajnesh Gunneswaran | 6-2,6-2 |
| Challenger Taipei | 2017/04/23 07:55 | Tatsuma Ito v Yen-Hsun Lu | 1-6,6-7 |
| Challenger Taipei | 2017/04/22 07:05 | Vasek Pospisil v Yen-Hsun Lu | 4-6,4-6 |
| Challenger Taipei | 2017/04/21 10:00 | Go Soeda v Yen-Hsun Lu | 1-6,3-6 |
| Challenger Taipei | 2017/04/20 10:35 | Jimmy Wang v Yen-Hsun Lu | 5-7,1-6 |
| Challenger Taipei | 2017/04/18 10:00 | Kuan-Yi Lee v Yen-Hsun Lu | 2-6,1-6 |
| ATP Miami | 2017/03/25 19:40 | Yen-Hsun Lu v Alexander Zverev | 0-6,3-6 |
| Challenger Gimcheon | 2017/05/01 04:25 | Brydan Klein v Yunseong Chung | 6-3,6-4 |
| Challenger Taipei Qual | 2017/04/16 06:50 | Toshihide Matsui v Yunseong Chung | 7-6,6-4 |
| ITF Japan F1 | 2017/03/07 02:35 | Yunseong Chung v Liang-Chi Huang | 3-6,6-7 |
| Challenger Yokohama Qual | 2017/02/25 04:50 | Yunseong Chung v Soonwoo Kwon | 6-7,5-7 |
| Challenger Kyoto Qual | 2017/02/18 05:25 | Yunseong Chung v Takuto Niki | 2-6,6-7 |
| ITF Thailand F6 | 2016/12/30 03:00 | Dmitry Popko v Yunseong Chung | 6-4,4-6,6-1 |
| ITF Thailand F6 | 2016/12/29 03:00 | Yunseong Chung v Fajing Sun | 4-6,7-5,6-2 |
| ITF Thailand F6 | 2016/12/28 03:00 | Yan Sabanin v Yunseong Chung | 6-7,1-6 |