Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Kyoto | 2018/02/23 04:20 | Go Soeda v Blake Ellis | 3-6,7-5,5-7 |
| Challenger Kyoto | 2018/02/21 04:00 | Go Soeda v Andrew Whittington | 6-4,6-1 |
| Challenger Kyoto | 2018/02/19 04:50 | Go Soeda v Yosuke Watanuki | 7-6,0-6,7-6 |
| Australian Open Qual | 2018/01/13 23:00 | Dennis Novak v Go Soeda | 4-6,6-2,6-2 |
| Australian Open Qual | 2018/01/11 05:30 | Alexey Vatutin v Go Soeda | 3-6,0-6 |
| Australian Open Qual | 2018/01/10 02:25 | Go Soeda v Oscar Otte | 6-3,7-6 |
| Challenger Bangkok | 2018/01/02 07:00 | Mats Moraing v Go Soeda | 6-1,6-1 |
| Challenger Hua Hin | 2017/11/25 11:20 | Go Soeda v Andrew Whittington | 3-6,3-6 |
| Challenger Kyoto Qual | 2018/02/17 07:50 | Kaito Itsusaki v Takuto Niki | 4-6,0-6 |
| ITF Japan F7 | 2017/06/03 01:00 | Kaito Itsusaki v Teppei Uesugi | 6-7,6-1,3-6 |
| ITF Japan F6 | 2017/05/31 01:00 | Kaito Itsusaki v Shintaro Imai | 6-3,1-6,3-6 |
| ITF Japan F6 | 2017/05/29 04:00 | Yosuke Watanuki v Kaito Itsusaki | 1-6,7-6,1-6 |
| ITF Japan F5 | 2017/04/01 01:00 | Kaito Itsusaki v Masamichi Imamura | 3-6,4-6 |
| ITF Japan F4 | 2017/03/29 01:00 | Gengo Kikuchi v Kaito Itsusaki | 6-4,6-3 |
| ITF Japan F4 | 2017/03/28 03:00 | Collin Johns v Kaito Itsusaki | 2-6,6-2,4-6 |
| ITF Japan F4 | 2017/03/27 01:00 | Takuya Komura v Kaito Itsusaki | 7-5,3-6,3-6 |