Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/04 09:50 | Kirill Fadeev v Akito Itagaki | L | 3-0 |
| Challenger Series TT | 2023/07/04 08:30 | Akito Itagaki v Daniel Rinderer | L | 2-3 |
| Challenger Series TT | 2023/07/03 18:30 | David Reitspies v Akito Itagaki | L | 3-2 |
| Challenger Series TT | 2023/07/03 15:50 | Benjamin Fruchart v Akito Itagaki | L | 3-1 |
| Challenger Series TT | 2023/07/03 13:50 | Mathias Golab v Akito Itagaki | W | 1-3 |
| Challenger Series TT | 2023/07/03 09:50 | Dennis Klein v Akito Itagaki | L | 3-0 |
| Challenger Series TT | 2023/07/03 07:10 | Tobias Slanina v Akito Itagaki | L | 3-0 |
| Challenger Series TT | 2023/06/20 07:50 | Sven Happek v Akito Itagaki | L | 3-0 |
| TT Star Series | 2023/05/18 11:15 | Carlos Caballero v Elias Ranefur | L | 1-3 |
| TT Star Series | 2023/05/18 09:15 | David Reitspies v Carlos Caballero | L | 3-0 |
| TT Star Series | 2023/05/18 06:00 | Viktor Yefimov v Carlos Caballero | L | 3-1 |
| TT Star Series | 2023/05/17 11:15 | Carlos Caballero v Tomas Konecny | W | 3-1 |
| TT Star Series | 2023/05/17 09:45 | Carlos Caballero v Francisco Sanchi | L | 1-3 |
| TT Star Series | 2023/05/17 07:45 | Carlos Caballero v Michal Obeslo | L | 1-3 |
| TT Star Series | 2023/05/16 13:32 | Carlos Caballero v Elias Ranefur | L | 0-3 |
| TT Star Series | 2023/05/16 12:25 | Tomas Tregler v Carlos Caballero | L | 3-0 |