| Finnish Int. Qual | 04/25 08:00 | - | Filip Swahn vs Joonas Korhonen | - | View |
| Slovak Open | 04/19 10:20 | - | Andrzej Niczyporuk v Joonas Korhonen | L | 2-0 | |
| Slovak Open | 04/18 15:30 | - | Cholan Kayan v Joonas Korhonen | W | 0-2 | |
| Slovak Open - Qualifikation | 04/17 11:15 | - | Michael Schausberger v Joonas Korhonen | - | View | |
| Dutch International - Qualifikation | 03/14 17:00 | - | Joonas Korhonen v Kien Hwa King | L | 0-2 | |
| Dutch International - Qualifikation | 03/14 13:55 | - | Baptiste Rolin v Joonas Korhonen | W | 0-2 | |
| Swedish Open - Qualifikation | 01/18 17:20 | - | Gustav Bjorkler v Joonas Korhonen | L | 2-0 | |
| Swedish Open - Qualifikation | 01/18 14:25 | - | Joonas Korhonen v Arun Kumar Ashok Kumar | W | 2-0 | |
| Swedish Open - Qualifikation | 01/18 11:30 | - | Andrei Don v Joonas Korhonen | W | 0-2 | |
| Estonian International - Qualifikation | 01/11 12:20 | - | Joonas Korhonen v Oleksii Titov | L | 0-2 | |
| Estonian International - Qualifikation | 01/11 08:45 | - | Arthur Vaugeois v Joonas Korhonen | W | 0-2 | |
| Norwegian International - Qualifikation | 11/09 09:40 | - | Mads Emil Monke v Joonas Korhonen | L | 2-1 | |
| Czech Open | 10/20 08:10 | - | Joonas Korhonen v Victor Ørding Kauffmann | L | 0-2 |