Stadium: Center Court Round: 26 Ground: Hardcourt indoor
| Challenger Kobe | 2018/11/12 04:55 | Soeda, Go v Kaito Uesugi | 6-3,6-1 |
| Shenzhen II, Chine | 2018/10/30 02:00 | Soeda, Go v Kavcic, Blaz | 3-6,3-6 |
| Liuzhou, Chine | 2018/10/22 04:35 | Soeda, Go v Mohamed Safwat | 6-3,3-6,4-6 |
| Ningbo, China | 2018/10/18 03:00 | Soeda, Go v Federico Gaio | 4-6,6-7 |
| Ningbo, China | 2018/10/16 07:15 | Lopez Perez v Soeda, Go | 6-7,6-3,6-7 |
| ATP Shenzhen | 2018/09/22 09:00 | Schnur, Brayden v Soeda, Go | 6-4,7-5 |
| Challenger Kaohsiung | 2018/09/20 12:00 | Gaël Monfils v Soeda, Go | 6-2,6-3 |
| Challenger Kaohsiung | 2018/09/19 05:30 | Soeda, Go v Sugita, Yuichi | 7-6,7-6 |
| Challenger Kobe | 2018/11/13 04:05 | Shinji Hazawa v Harris, Andrew | 3-6,6-3,3-6 |
| Challenger Kobe | 2018/11/12 02:00 | Harris, Andrew v Sho Shimabukuro | 6-4,6-3 |
| Challenger Kobe | 2018/11/11 02:00 | Harris, Andrew v Yuki Mochizuki | 6-4,6-0 |
| Challenger Canberra 2 | 2018/10/31 01:45 | Yosuke Watanuki v Harris, Andrew | 7-6,6-7,6-0 |
| Challenger Fairfield | 2018/10/06 17:00 | Sebastian Fanselow v Harris, Andrew | 3-6,6-1,6-1 |
| Challenger Stockton | 2018/09/30 23:45 | Kelly, Dayne v Harris, Andrew | 7-5,6-7,7-6 |
| Challenger Stockton | 2018/09/29 22:00 | Nguyen, Daniel v Harris, Andrew | 0-6,4-6 |
| Challenger Columbus | 2018/09/18 18:10 | Hernandez-Fernandez, Jose v Harris, Andrew | 6-4,6-1 |