| TT Cup (2023) | 2023/07/09 17:20 | Pavel Vyvial v Karel Kastner | W | 0-3 |
| TT Cup (2023) | 2023/07/09 16:50 | Karel Kastner v Vladimir Libovicky | W | 3-2 |
| TT Cup (2023) | 2023/07/09 15:20 | Ivo Hladik v Karel Kastner | L | 3-0 |
| TT Cup (2023) | 2023/07/09 14:50 | Pavel Vyvial v Karel Kastner | L | 3-2 |
| TT Cup (2023) | 2023/07/06 13:50 | Karel Kastner v Jan Spiegel | W | 3-2 |
| TT Cup (2023) | 2023/07/06 12:50 | Vaclav Nykl v Karel Kastner | W | 0-3 |
| TT Cup (2023) | 2023/07/06 11:50 | Karel Kastner v Jan Spiegel | W | 3-2 |
| TT Cup (2023) | 2023/07/06 10:20 | Pavel Vilhelm v Karel Kastner | L | 3-1 |