Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/03/13 19:30 | Dauud Cheaib v Peter Hribar | L | 3-0 |
| Challenger Series TT | 2023/03/13 16:50 | Anton Limonov v Peter Hribar | L | 3-2 |
| Challenger Series TT | 2023/03/13 14:50 | Ahmed El-Mahdy v Peter Hribar | W | 0-3 |
| Challenger Series TT | 2023/03/13 10:50 | Sven Happek v Peter Hribar | W | 0-3 |
| Challenger Series TT | 2023/03/13 08:10 | Felix Kohler v Peter Hribar | W | 0-3 |
| Challenger Series TT | 2023/03/07 13:50 | Peter Hribar v Bastien Dupont | L | 2-3 |
| Challenger Series TT | 2023/03/07 12:25 | Dennis Klein v Peter Hribar | L | 3-1 |
| Challenger Series TT | 2023/03/07 09:30 | Dennis Klein v Peter Hribar | W | 2-3 |
| Challenger Series TT | 2023/03/14 08:10 | Ahmed El-Mahdy v Makoto Nogami | L | 3-1 |
| Challenger Series TT | 2023/03/13 18:10 | Sven Happek v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/03/13 16:10 | Dauud Cheaib v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/03/13 13:30 | Felix Kohler v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/03/13 12:10 | Anton Limonov v Makoto Nogami | L | 3-0 |
| Challenger Series TT | 2023/03/13 07:30 | Michael Engelhardt v Makoto Nogami | L | 3-0 |
| Challenger Series TT | 2023/02/10 10:50 | Makoto Nogami v Bohdan Sinkevych | W | 3-1 |
| Challenger Series TT | 2023/02/10 07:30 | Makoto Nogami v Alberto Mino | L | 0-3 |