Stadium: Court 5 Round: 25 Ground: Hardcourt outdoor
| Challenger Nur-Sultan | 2019/07/15 08:05 | Konstantin Kravchuk v Harry Bourchier | 6-4,7-6 |
| ITF M25 Hengyang | 2019/06/23 02:00 | Fajing Sun v Harry Bourchier | 6-7,1-6 |
| ITF M25 Hengyang | 2019/06/22 03:00 | Harry Bourchier v Rio Noguchi | 6-4,7-6 |
| ITF M25 Hengyang | 2019/06/21 02:00 | Shintaro Imai v Harry Bourchier | 4-6,3-6 |
| ITF M25 Shenzhen | 2019/06/11 08:15 | Li-Wei Tan v Harry Bourchier | 6-3,2-6,6-2 |
| ITF M15 Singapore | 2019/06/07 10:00 | Aidan Mchugh v Harry Bourchier | 6-3,6-4 |
| ITF M15 Singapore | 2019/06/06 11:40 | Rimpei Kawakami v Harry Bourchier | 6-7,6-1,3-6 |
| ITF M15 Singapore | 2019/06/02 03:00 | Harry Bourchier v Maksim Tikhomirov | 6-2,6-3 |
| ITF M25 Taipei | 2019/07/16 06:25 | Tsung-Hao Huang v Ryota Tanuma | 6-4,6-2 |
| ITF M15 Anseong | 2019/06/27 02:55 | Haru Inoue v Ryota Tanuma | 6-2,6-2 |
| ITF M15 Anseong | 2019/06/26 02:45 | Shinnosuke Hiramatsu v Ryota Tanuma | 5-7,6-4,4-6 |
| ITF M15 Gimcheon | 2019/06/22 02:25 | Seong Chan Hong v Ryota Tanuma | 6-3,6-0 |
| ITF M15 Gimcheon | 2019/06/21 01:00 | Ryota Tanuma v Cheong-Eui Kim | 6-2,6-7,7-5 |
| ITF M15 Gimcheon | 2019/06/20 01:00 | Ryota Tanuma v Yong-Kyu Lim | 3-6,7-6,6-4 |
| ITF M15 Gimcheon | 2019/06/18 03:00 | Ryota Tanuma v Jaewoo Kim | 6-1,6-3 |
| ITF M15 Singapore | 2019/06/07 08:30 | Dayne Kelly v Ryota Tanuma | 6-3,6-4 |