| Japon - T League | 12/26 10:30 | - | Kakeru Sone v Yoshimura, Kazuhiro | L | 3-1 | |
| WTT Star Contender Doha | 09/23 10:30 | - | Yoshimura, Kazuhiro v Sangsu Lee | L | 0-3 | |
| WTT Star Contender Doha | 09/22 09:00 | 6 | Yoshimura, Kazuhiro v Ibrahima Diaw | W | 3-2 | |
| Japon - T League | 12/24 10:30 | - | Koki Niwa v Yoshimura, Kazuhiro | W | 0-3 | |
| Japon - T League | 12/17 04:30 | - | Mizutani, Jun v Yoshimura, Kazuhiro | L | 3-1 | |
| Japon - T League | 12/04 04:30 | - | Takuya Jin v Yoshimura, Kazuhiro | W | 2-3 | |
| Japon - T League | 02/16 04:20 | - | Yoshimura, Kazuhiro v Oshima, Yuya | L | 2-3 | |
| Japon - T League | 01/26 06:30 | - | Kenta Matsudaira v Yoshimura, Kazuhiro | W | 2-3 | |
| Japon - T League | 01/25 10:20 | - | Mizutani, Jun v Yoshimura, Kazuhiro | W | 2-3 | |
| Japon - T League | 11/23 05:20 | - | Yoshimura, Kazuhiro v Takuya Jin | L | 2-3 | |
| Japon - T League | 08/29 09:57 | - | Mizutani, Jun v Yoshimura, Kazuhiro | L | 3-0 | |
| Bulgaria Open 2019, MS | 08/15 17:10 | 5 | Mizutani, Jun v Yoshimura, Kazuhiro | L | 4-0 | |
| Bulgaria Open 2019, MS | 08/14 10:20 | - | Siu Hang Lam v Yoshimura, Kazuhiro | W | 2-4 | |
| Bulgaria Open 2019, MS | 08/13 13:20 | - | Cnudde, Florian v Yoshimura, Kazuhiro | W | 2-4 | |
| Australian Open 2019, MS | 07/11 06:40 | 5 | Yoshimura, Kazuhiro v Patrick Franziska | L | 0-4 | |
| Australian Open 2019, MS | 07/10 07:10 | - | Yoshimura, Kazuhiro v Hwang, Minha | W | 4-3 | |
| Korea Open 2019, MS | 07/04 11:20 | 5 | Jingkun Liang v Yoshimura, Kazuhiro | L | 4-2 | |
| Korea Open 2019, MS | 07/03 09:50 | - | Yoshimura, Kazuhiro v Zheng, Peifeng | W | 4-3 | |
| Japan Open 2019, MS | 06/14 10:20 | 4 | Zhendong Fan v Yoshimura, Kazuhiro | L | 4-0 | |
| Japan Open 2019, MS | 06/14 04:20 | 5 | Yoshimura, Kazuhiro v Koki Niwa | W | 4-2 | |
| Japan Open 2019, MS | 06/13 09:40 | - | Yoshimura, Kazuhiro v Ganghyeon Park | W | 4-2 | |
| Hong Kong Open (WT) 2019, Singles | 06/06 08:00 | 5 | Mattias Falck v Yoshimura, Kazuhiro | L | 4-0 | |
| ITTF China Open 2019, MS | 05/30 08:55 | 5 | Yoshimura, Kazuhiro v Koki Niwa | L | 0-4 | |
| ITTF China Open 2019, MS | 05/28 08:10 | - | Elias Ranefur v Yoshimura, Kazuhiro | W | 2-4 | |
| World Championship | 04/23 18:40 | 6 | Hugo Calderano v Yoshimura, Kazuhiro | L | 4-2 | |
| World Championship | 04/23 12:10 | 57 | Tom Jarvis v Yoshimura, Kazuhiro | W | 1-4 | |
| République tchèque - Extraleague | 03/22 17:25 | - | Alberto Mino v Yoshimura, Kazuhiro | L | 4-2 | |
| Qatar Open 2019, MS | 11/09 13:20 | 4 | Koki Niwa v Yoshimura, Kazuhiro | L | 4-0 | |
| Qatar Open 2019, MS | 11/08 15:20 | 5 | Yoshimura, Kazuhiro v Gaoyuan Lin | W | 4-2 | |
| Qatar Open XD | 08/22 12:10 | - | Cedric Nuytinck v Yoshimura, Kazuhiro | L | 4-2 |