| ITF Singapore F1 | 2017/05/28 05:00 | Dayne Kelly v Hiroyasu Ehara | 3-6,3-6 |
| ITF Singapore F1 | 2017/05/26 03:00 | Sho Katayama v Hiroyasu Ehara | 3-6,6-4,2-6 |
| ITF Singapore F1 | 2017/05/25 02:00 | Hiroyasu Ehara v Masato Shiga | 6-1,6-0 |
| ITF Singapore F1 | 2017/05/23 04:10 | Sem Verbeek v Hiroyasu Ehara | 6-7,1-6 |
| Challenger Gimcheon Qual | 2017/04/29 05:10 | Takuto Niki v Hiroyasu Ehara | 6-1,6-4 |
| ITF Japan F5 | 2017/04/03 03:20 | Sho Shimabukuro v Hiroyasu Ehara | 6-1,6-7,6-3 |
| ITF Japan F4 | 2017/03/29 03:40 | Hiroyasu Ehara v Sho Katayama | 2-6,4-6 |
| ITF Japan F3 | 2017/03/22 05:30 | Nam Hoang Ly v Hiroyasu Ehara | 6-2,6-3 |
| Challenger Busan | 2017/05/18 03:30 | Yen-Hsun Lu v Raymond Sarmiento | 4-6,6-4,6-3 |
| 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 |