Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/04/17 06:30 | Michael Engelhardt v Makoto Nogami | W | 3-2 |
| Challenger Series TT | 2023/03/13 07:30 | Michael Engelhardt v Makoto Nogami | W | 3-0 |
| Challenger Series TT | 2022/08/04 17:10 | Michael Engelhardt v Makoto Nogami | W | 3-1 |
| Challenger Series TT | 2023/07/13 16:30 | Michael Engelhardt v Tobias Slanina | W | 3-2 |
| Challenger Series TT | 2023/07/13 11:50 | Michael Engelhardt v Dauud Cheaib | L | 2-3 |
| Challenger Series TT | 2023/07/13 09:10 | Michael Engelhardt v Benjamin Fruchart | L | 1-3 |
| Challenger Series TT | 2023/07/13 06:30 | Michael Engelhardt v Kirill Fadeev | L | 1-3 |
| Challenger Series TT | 2023/05/23 12:50 | Michael Engelhardt v Louis Price | W | 3-1 |
| Challenger Series TT | 2023/05/23 11:25 | Albert Vilardell v Michael Engelhardt | L | 3-0 |
| Challenger Series TT | 2023/05/23 10:30 | Michael Engelhardt v Louis Price | L | 2-3 |
| Challenger Series TT | 2023/05/23 07:50 | Michael Engelhardt v Aljaz Godec | L | 2-3 |
| Challenger Series TT | 2023/07/13 15:50 | Makoto Nogami v Antonin Gavlas | L | 1-3 |
| Challenger Series TT | 2023/07/13 13:10 | Makoto Nogami v Johannes Willeke | L | 1-3 |
| Challenger Series TT | 2023/07/13 11:10 | Makoto Nogami v Kirill Fadeev | L | 2-3 |
| Challenger Series TT | 2023/07/13 08:30 | Tobias Slanina v Makoto Nogami | L | 3-1 |
| Challenger Series TT | 2023/06/27 10:30 | Makoto Nogami v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/06/27 07:50 | Makoto Nogami v Antonin Gavlas | L | 0-3 |
| Challenger Series TT | 2023/06/26 19:10 | Makoto Nogami v Carlo Rossi | L | 1-3 |
| Challenger Series TT | 2023/06/26 14:30 | Makoto Nogami v Damian Zech | W | 3-0 |