Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/03/28 09:50 | Makoto Nogami v Bohdan Sinkevych | W | 3-2 |
| Challenger Series TT | 2023/02/10 10:50 | Makoto Nogami v Bohdan Sinkevych | W | 3-1 |
| Challenger Series TT | 2023/01/13 12:25 | Bohdan Sinkevych v Makoto Nogami | L | 3-1 |
| Challenger Series TT | 2023/01/12 16:10 | Bohdan Sinkevych v Makoto Nogami | L | 3-2 |
| 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 | 2023/05/04 11:50 | Makoto Nogami v Dennis Klein | L | 2-3 |
| Challenger Series TT | 2023/05/04 09:10 | Makoto Nogami v Damian Zech | W | 3-2 |
| Challenger Series TT | 2023/05/04 06:30 | Makoto Nogami v Kirill Fadeev | L | 1-3 |
| 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 | 2023/05/05 08:30 | Bohdan Sinkevych v Kirill Fadeev | L | 2-3 |
| Challenger Series TT | 2023/05/04 18:30 | Peter Hribar v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/05/04 15:50 | Akito Itagaki v Bohdan Sinkevych | W | 2-3 |
| Challenger Series TT | 2023/05/04 13:50 | Benjamin Fruchart v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/05/04 09:50 | Dennis Klein v Bohdan Sinkevych | L | 3-0 |
| Challenger Series TT | 2023/05/04 07:10 | Damian Zech v Bohdan Sinkevych | L | 3-2 |
| Challenger Series TT | 2023/04/11 10:30 | Bohdan Sinkevych v Louis Price | W | 3-1 |
| Challenger Series TT | 2023/04/11 07:50 | Bohdan Sinkevych v Samuel Amann | W | 3-0 |