| TT Cup (2023) | 2023/07/15 17:20 | David Nosek v Karel Kastner | W | 1-3 |
| TT Cup (2023) | 2023/07/15 16:50 | Karel Kastner v Vladimir Libovicky | L | 2-3 |
| TT Cup (2023) | 2023/07/15 15:20 | Zdenek Bron v Karel Kastner | L | 3-2 |
| TT Cup (2023) | 2023/07/15 14:50 | David Nosek v Karel Kastner | L | 3-1 |
| TT Cup (2023) | 2023/07/12 17:50 | Jan Eibich v Karel Kastner | W | 2-3 |
| TT Cup (2023) | 2023/07/12 16:20 | Vlastimil Kocvara v Karel Kastner | W | 0-3 |
| TT Cup (2023) | 2023/07/12 15:50 | Vladimir Libovicky v Karel Kastner | W | 0-3 |
| TT Cup (2023) | 2023/07/12 14:50 | Karel Kastner v Jan Eibich | L | 2-3 |