Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/04/06 12:30 | Kirill Fadeev v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/03/27 09:10 | Kirill Fadeev v Makoto Nogami | L | 3-0 |
| Challenger Series TT | 2023/04/18 08:30 | Dillon Chambers v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/04/18 07:10 | Simon Berglund v Makoto Nogami | L | 3-1 |
| Challenger Series TT | 2023/04/17 17:10 | Sven Happek v Makoto Nogami | W | 1-3 |
| Challenger Series TT | 2023/04/17 15:10 | Siddharta Almeida v Makoto Nogami | W | 2-3 |
| Challenger Series TT | 2023/04/17 12:30 | Damian Zech v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/04/17 11:10 | Dauud Cheaib v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/04/17 06:30 | Michael Engelhardt v Makoto Nogami | L | 3-2 |
| Challenger Series TT | 2023/04/07 08:30 | Dimitrije Levajac v Makoto Nogami | W | 2-3 |
| Challenger Series TT | 2023/05/02 12:50 | Kirill Fadeev v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/05/02 11:25 | Dennis Klein v Kirill Fadeev | L | 3-0 |
| Challenger Series TT | 2023/05/02 10:30 | Kirill Fadeev v Snehit Suravajjula | L | 1-3 |
| Challenger Series TT | 2023/05/02 07:50 | Kirill Fadeev v George Downing | W | 3-0 |
| Challenger Series TT | 2023/05/01 19:10 | Kirill Fadeev v Alexander Sverdlik | W | 3-1 |
| Challenger Series TT | 2023/05/01 14:30 | Kirill Fadeev v Nico Longhino | W | 3-0 |
| Challenger Series TT | 2023/05/01 12:30 | Kirill Fadeev v Michael Engelhardt | W | 3-0 |
| Challenger Series TT | 2023/05/01 09:10 | Dennis Klein v Kirill Fadeev | L | 3-0 |