| Masters di Akita | 2019/08/15 02:15 | Kazumasa Sakai v Yu Igarashi | L | 1-2 |
| Masters di Akita | 2019/08/14 03:30 | Kazumasa Sakai v Kodai Naraoka | W | 2-0 |
| US Open | 2019/07/11 21:15 | Tanongsak Saensomboonsuk v Kazumasa Sakai | L | 2-0 |
| US Open | 2019/07/10 21:15 | Timothy Lam v Kazumasa Sakai | W | 0-2 |
| Open del Canada | 2019/07/03 17:50 | Kazumasa Sakai v Kwang Hee Heo | L | 0-2 |
| Australian Open | 2019/06/07 08:00 | Tzu Wei Wang v Kazumasa Sakai | L | 2-0 |
| Australian Open | 2019/06/06 03:45 | Kazumasa Sakai v Kantaphon Wangcharoen | W | 2-1 |
| Australian Open | 2019/06/05 01:40 | Kazumasa Sakai v Cheuk Yiu Lee | W | 2-0 |
| Hyderabad Open | 2019/08/11 07:30 | Kean Yew Loh v Sourabh Verma | W | 1-2 |
| Hyderabad Open | 2019/08/10 09:30 | Sourabh Verma v Iskandar Zulkarnain | W | 2-0 |
| Hyderabad Open | 2019/08/09 11:30 | Sourabh Verma v Ajay Jayaram | W | 2-0 |
| Hyderabad Open | 2019/08/08 09:20 | Feixiang Sun v Sourabh Verma | W | 0-2 |
| Hyderabad Open | 2019/08/07 10:50 | Adulrach Namkul v Sourabh Verma | W | 0-2 |
| Open di Thailandia | 2019/07/31 04:30 | Kanta Tsuneyama v Sourabh Verma | L | 2-1 |
| Open di Thailandia - Qual. | 2019/07/30 07:30 | Sourabh Verma v Zeqi Zhou | W | 2-1 |
| Open di Thailandia - Qual. | 2019/07/30 03:00 | Kantawat Leelavechabutr v Sourabh Verma | W | 0-2 |