Stadium: Show Court 1 Round: 24 Ground: Hardcourt outdoor
| ITF M15 Nishi-Tama | 2019/03/06 02:30 | Jumpei Yamasaki v Blake Ellis | 7-5,6-4 |
| ITF M25 Taipei | 2019/07/25 04:30 | Yusuke Takahashi v Jumpei Yamasaki | 6-2,6-2 |
| ITF M25 Taipei | 2019/07/23 02:00 | Jumpei Yamasaki v Rhett Purcell | 3-6,6-1,6-2 |
| ITF M25 Taipei | 2019/07/17 02:00 | Jumpei Yamasaki v Kousuke Ogura | 6-2,3-6,4-6 |
| ITF M25 Qujing | 2019/07/13 02:30 | Jumpei Yamasaki v Yan Bai | 0-6,5-7 |
| ITF M25 Qujing | 2019/07/12 03:25 | Rio Noguchi v Jumpei Yamasaki | 3-6,2-6 |
| ITF M25 Qujing | 2019/07/11 03:50 | Jumpei Yamasaki v Makoto Ochi | 2-6,6-3,7-6 |
| ITF M25 Qujing | 2019/07/10 04:00 | Rui-Xuan Wang v Jumpei Yamasaki | 4-6,2-6 |
| ITF M25 Matsuyama | 2019/04/10 07:00 | Jumpei Yamasaki v Issei Okamura | 6-4,5-7,1-6 |
| Challenger Chengdu | 2019/07/29 10:20 | Blake Ellis v Arjun Kadhe | 6-1,3-6,6-7 |
| ITF M25 Nonthaburi | 2019/07/26 03:00 | Blake Ellis v Yuta Shimizu | 4-6,6-7 |
| ITF M25 Nonthaburi | 2019/07/25 04:25 | Blake Ellis v Matthew Romios | 6-7,6-1,7-6 |
| ITF M25 Nonthaburi | 2019/07/23 07:15 | Blake Ellis v Palaphoom Kovapitukted | 6-4,6-0 |
| ITF M25 Hong Kong | 2019/06/11 08:15 | Xin Gao v Blake Ellis | 7-6,6-4 |
| ITF M25 Hong Kong | 2019/06/05 03:50 | Blake Ellis v Yu Hsiou Hsu | 3-6,1-6 |
| ITF M25 Nonthaburi | 2019/05/31 05:30 | Blake Ellis v Yu Hsiou Hsu | 5-7,7-6,1-6 |
| ITF M25 Nonthaburi | 2019/05/30 03:30 | Blake Ellis v Palaphoom Kovapitukted | 7-6,6-7,7-6 |