| Lithuanian Int. - kval | 2023/06/08 17:30 | Sid Palakkal v Rui Yang Ryan Tan | W | 0-2 |
| Lithuanian Int. - kval | 2023/06/08 10:30 | Rui Yang Ryan Tan v Leo Holzmer | W | 2-0 |
| Bonn International - kval | 2023/05/31 14:20 | Rui Yang Ryan Tan v Aaron Sonnenschein | L | 1-2 |
| Bonn International - kval | 2023/05/31 10:30 | Rui Yang Ryan Tan v Jan Janostik | W | 2-1 |
| Austria lahtised meistrivõistlused - kval | 2023/05/25 14:10 | Aria Dinata v Rui Yang Ryan Tan | L | 2-0 |
| Austria lahtised meistrivõistlused - kval | 2023/05/25 09:10 | Rui Yang Ryan Tan v Anirudh Janardhanan | W | 2-0 |
| Austria lahtised meistrivõistlused - kval | 2023/05/25 08:35 | Harsheel Dani v Karl Kert | L | 2-0 |
| Swedish Open - kval | 2023/05/11 07:35 | Marcus Viscovich v Karl Kert | L | 2-0 |
| Polish Open - kval | 2023/03/22 16:10 | Daniel S Farid v Karl Kert | L | 2-1 |
| Polish Open - kval | 2023/03/22 08:25 | Camilo Borst v Karl Kert | W | 0-2 |
| Iceland Int. | 2023/01/27 14:15 | Karl Kert v Marcus Viscovich | L | 0-2 |
| Estonian Int. Qual | 2023/01/12 10:55 | Iikka Heino v Karl Kert | L | 2-0 |
| Estonian Int. Qual | 2023/01/12 07:20 | Karl Kert v Mykhailo Vyshnevyi | W | 2-1 |
| Irish Open Qual | 2022/11/16 09:35 | Johnnie Torjussen v Karl Kert | L | 2-0 |