| Estonian Int. | 2020/01/10 09:30 | Anuoluwapo Juwon Opeyori v Kasper Lehikoinen | W | 1-2 |
| Estonian Int. Qual | 2020/01/09 16:00 | Duarte Nuno Anjo v Kasper Lehikoinen | W | 0-2 |
| Estonian Int. Qual | 2020/01/09 13:20 | Kasper Lehikoinen v Joan Monroy | W | 2-0 |
| Estonian Int. Qual | 2020/01/09 10:00 | Kasper Lehikoinen v Hans-Kristjan Pilve | W | 2-1 |
| Norwegian Int. | 2019/11/08 11:15 | Kasper Lehikoinen v Soren Hald | L | 1-2 |
| Norwegian Int. Qual | 2019/11/07 16:00 | Kasper Lehikoinen v Ludvig Petre Olsson | W | 2-0 |
| Norwegian Int. Qual | 2019/11/07 11:30 | Mattias Xu v Kasper Lehikoinen | W | 0-2 |
| Finnish Open Qual | 2019/04/04 13:35 | Kasper Lehikoinen v David K Kristensen | L | 1-2 |
| Estonian Int. | 2020/01/10 09:40 | Kai Feng Tang v Kalle Koljonen | W | 1-2 |
| Italian Int. | 2019/12/13 10:00 | Kalle Koljonen v Luis Enrique Penalver | L | 0-2 |
| Scottish Open | 2019/11/21 20:20 | Kalle Koljonen v Jason Anthony Ho-Shue | L | 0-2 |
| Hungarian Int. | 2019/11/01 12:00 | Kalle Koljonen v Sergey Sirant | L | 1-2 |
| Hungarian Int. | 2019/10/31 12:40 | Kalle Koljonen v Fabio Caponio | W | 2-0 |
| Dutch Open | 2019/10/08 14:20 | Raul Must v Kalle Koljonen | L | 2-0 |
| Kharkiv Int. | 2019/09/06 08:30 | Joran Kweekel v Kalle Koljonen | L | 2-0 |
| World Championships | 2019/08/19 09:00 | Kenta Nishimoto v Kalle Koljonen | L | 2-0 |