Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/09/25 09:10 | Makoto Nogami v Jeromy Loffler | L | 2-3 |
| Challenger Series TT | 2023/09/25 06:30 | Makoto Nogami v Marius Henninger | W | 3-1 |
| Challenger Series TT | 2023/08/18 10:30 | Daniel Rinderer v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/08/18 06:30 | Marco Stefanidis v Makoto Nogami | W | 0-3 |
| Challenger Series TT | 2023/08/17 18:30 | Makoto Nogami v Tobias Slanina | W | 3-2 |
| Challenger Series TT | 2023/08/17 15:10 | Makoto Nogami v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2023/08/17 13:10 | Alvaro Gainza v Makoto Nogami | W | 2-3 |
| Challenger Series TT | 2023/08/17 10:30 | Marius Henninger v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/09/25 09:50 | Alexander Valuch v Hannes Hormann | W | 3-0 |
| Challenger Series TT | 2023/09/25 07:50 | Alexander Valuch v Guilherme Teodoro | L | 1-3 |
| Challenger Series TT | 2023/09/22 12:50 | Alexander Valuch v Sushmit Sriram | L | 0-3 |
| Challenger Series TT | 2023/09/22 10:45 | Marius Henninger v Alexander Valuch | W | 2-3 |
| Challenger Series TT | 2023/09/22 08:30 | Tom Colvin v Alexander Valuch | W | 0-3 |
| Challenger Series TT | 2023/09/22 07:10 | Alexander Valuch v Jeromy Loffler | L | 1-3 |
| Challenger Series TT | 2023/09/21 18:30 | Louis Price v Alexander Valuch | W | 1-3 |
| Challenger Series TT | 2023/09/21 16:30 | Samuel Amann v Alexander Valuch | W | 0-3 |