Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/06/26 14:30 | Makoto Nogami v Damian Zech | W | 3-0 |
| Challenger Series TT | 2023/06/26 12:30 | Makoto Nogami v Liang Qiu | L | 1-3 |
| Challenger Series TT | 2023/06/26 09:10 | Marius Henninger v Makoto Nogami | L | 3-0 |
| Challenger Series TT | 2023/06/26 07:10 | Makoto Nogami v Sven Happek | W | 3-1 |
| Challenger Series TT | 2023/05/05 09:50 | Makoto Nogami v Bohdan Sinkevych | L | 2-3 |
| Challenger Series TT | 2023/05/05 06:30 | Makoto Nogami v Peter Hribar | L | 0-3 |
| Challenger Series TT | 2023/05/04 17:50 | Makoto Nogami v Akito Itagaki | W | 3-1 |
| Challenger Series TT | 2023/05/04 16:30 | Makoto Nogami v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/06/26 16:30 | Marius Henninger v Carlo Rossi | W | 1-3 |
| Challenger Series TT | 2023/06/26 13:50 | Carlo Rossi v Sven Happek | W | 3-2 |
| Challenger Series TT | 2023/06/26 10:30 | Carlo Rossi v Benjamin Fruchart | W | 3-0 |
| Challenger Series TT | 2023/06/26 08:30 | Carlo Rossi v Antonin Gavlas | L | 0-3 |
| Challenger Series TT | 2023/06/23 12:50 | Ihor Zavadskyi v Carlo Rossi | W | 1-3 |
| Challenger Series TT | 2023/06/23 12:05 | Dauud Cheaib v Carlo Rossi | L | 3-0 |
| Challenger Series TT | 2023/06/23 09:10 | Sven Happek v Carlo Rossi | W | 2-3 |
| Challenger Series TT | 2023/06/23 07:10 | Carlo Rossi v Johannes Willeke | W | 3-0 |