Stadium: Centre Court Round: 26 Ground: Hardcourt outdoor
| Challenger Busan | 2017/05/16 01:30 | Yen-Hsun Lu v Ti Chen | 6-4,6-4 |
| Challenger Seoul | 2017/05/08 05:30 | Yen-Hsun Lu v Yunseong Chung | 3-6,4-6 |
| 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 Busan | 2017/05/16 01:30 | Max Purcell v Raymond Sarmiento | 6-7,6-1,3-6 |
| Challenger Busan Qual | 2017/05/15 02:00 | Jeamoon Lee v Raymond Sarmiento | 2-6,4-6 |
| Challenger Busan Qual | 2017/05/14 02:00 | Joe Salisbury v Raymond Sarmiento | 2-6,2-6 |
| Challenger Busan Qual | 2017/05/13 03:30 | Ju-Hae Moon v Raymond Sarmiento | 3-6,3-6 |
| Challenger Seoul Qual | 2017/05/07 01:30 | Raymond Sarmiento v Daniel Nguyen | 6-3,6-7,2-6 |
| Challenger Seoul Qual | 2017/05/06 02:40 | Raymond Sarmiento v Yusuke Takahashi | 6-3,6-2 |
| Challenger Gimcheon Qual | 2017/04/29 02:40 | Raymond Sarmiento v Liam Broady | 1-6,3-6 |
| Challenger Taipei Qual | 2017/04/16 05:35 | Raymond Sarmiento v Ruan Roelofse | 3-6,2-6 |