Stadium: Court 7 Round: 27 Ground: Hardcourt outdoor
| ITF M15 - Cancun | 2022/05/18 14:00 | Hiroyasu Ehara v Alan Sau Franco | 6-4,6-2 |
| ITF M25 - Nonthaburi | 2020/01/26 08:40 | Adam El Mihdawy v Hiroyasu Ehara | 6-3,6-2 |
| ITF M15 - Hongkong | 2020/01/08 02:00 | Hiroyasu Ehara v Arthur De Greef | 2-6,2-6 |
| ITF M25 - Tay Ninh | 2019/10/09 07:35 | Daniel Nguyen v Hiroyasu Ehara | 6-4,6-2 |
| ITF M15 - Hua Hin | 2019/08/29 03:00 | Yuttana Charoenphon v Hiroyasu Ehara | 1-6,0-6 |
| ITF M15 - Hua Hin | 2019/08/28 03:00 | Seon Yong Han v Hiroyasu Ehara | 1-6,5-7 |
| ITF M15 - Jakarta | 2019/08/21 02:30 | Haadin Bava v Hiroyasu Ehara | 7-5,6-4 |
| ITF M15 - Jakarta | 2019/08/15 02:30 | Hiroyasu Ehara v Matthew Romios | 2-6,1-6 |
| ITF M15 - Cancun | 2022/05/18 14:00 | Haoyuan Huang v Osgar O'Hoisin | 6-4,6-1 |
| ITF M25 - Cancun | 2022/05/17 14:00 | Haoyuan Huang v Lawrence Bataljin | 6-0,6-3 |
| ITF M25 - Cancun | 2022/05/16 15:00 | Haoyuan Huang v Victor Barros Fernandes | 6-0,6-1 |
| ITF M25 - Cancun | 2022/05/15 15:00 | Haoyuan Huang v Isaac Becroft | 6-3,6-3 |
| ITF M25 - Cancun | 2022/05/10 14:00 | Haoyuan Huang v Hernando J E Isnardi | 4-6,6-3,7-10 |
| ITF M25 - Cancun | 2022/05/09 14:00 | Haoyuan Huang v Alfredo Casso | 6-0,7-5 |
| ITF M15 - Doha | 2021/12/20 12:00 | Sidane Pontjodikromo v Haoyuan Huang | 6-4,6-2 |
| ITF M15 - Doha - Kvalifikation | 2021/12/19 13:15 | Haoyuan Huang v Preston Brown | 6-2,6-2 |