Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF Thailand F6 | 2018/10/09 05:55 | Kento Takeuchi v Jumpei Yamasaki | 6-3,0-6,7-6 |
| ITF Thailand F5 | 2018/10/05 04:00 | Jumpei Yamasaki v Shintaro Imai | 2-6,4-6 |
| ITF Thailand F5 | 2018/10/04 04:30 | Jumpei Yamasaki v Alexander Igoshin | 3-6,6-3,6-3 |
| ITF Thailand F5 | 2018/10/03 02:30 | Jumpei Yamasaki v Tsung-Hao Huang | 6-7,6-4,6-1 |
| ITF Thailand F5 | 2018/10/01 04:00 | Jumpei Yamasaki v Prachaya Baibong | 6-0,6-0 |
| ITF Thailand F4 | 2018/09/26 02:30 | Karunuday Singh v Jumpei Yamasaki | 6-4,7-5 |
| Challenger Kaohsiung | 2018/09/16 03:00 | Yuichi Sugita v Jumpei Yamasaki | 6-2,7-5 |
| Challenger Shanghai | 2018/09/09 03:00 | Tung-Lin Wu v Jumpei Yamasaki | 6-2,6-2 |
| ITF USA F33 | 2018/11/20 15:45 | Andrew Watson v Harrison Adams | 7-5,6-4 |
| Challenger Houston | 2018/11/14 16:00 | Roy Smith v Harrison Adams | 6-3,6-4 |
| Challenger Houston | 2018/11/12 18:00 | Harrison Adams v Tim Smyczek | 6-3,7-5 |
| Challenger Houston | 2018/11/11 16:00 | Alejandro Gomez v Harrison Adams | 5-7,1-6 |
| Challenger Houston | 2018/11/10 16:35 | Jacob Eskeland v Harrison Adams | 1-6,1-6 |
| ITF USA F28 | 2018/10/17 14:30 | Harrison Adams v Valentin Vacherot | 6-2,0-6,3-6 |
| ITF USA F27 | 2018/10/09 15:00 | Harrison Adams v Patrick Kypson | 2-6,0-6 |
| Challenger Monterrey | 2018/10/03 02:30 | Marcel Granollers v Harrison Adams | 6-4,6-4 |