| Croatia Open | 2022/06/21 14:10 | Joonas Korhonen v Victor Lai | L | 1-2 |
| Italian Int. Qual | 2022/06/02 07:00 | Ivan Rusev v Joonas Korhonen | L | 2-0 |
| Portugal Int. | 2022/03/11 15:00 | Alex Lanier v Joonas Korhonen | L | 2-0 |
| Swedish Open | 2022/01/21 11:40 | Korakrit Laotrakul v Joonas Korhonen | L | 2-0 |
| Swedish Open | 2022/01/21 09:40 | Albin Carl Hjelm v Joonas Korhonen | W | 0-2 |
| Estonian Int. | 2022/01/14 11:40 | Joonas Korhonen v Harshit Aggarwal | L | 1-2 |
| Estonian Int. | 2022/01/14 09:10 | Duarte Nuno Anjo v Joonas Korhonen | W | 0-2 |
| Italian Int. | 2021/12/17 09:20 | Samuel Hsiao v Joonas Korhonen | L | 2-1 |