| Challenger Series TT | 2023/07/03 10:30 | Mathias Golab v David Reitspies | L | 2-3 |
| Challenger Series TT | 2023/07/03 08:30 | Mathias Golab v Benjamin Fruchart | L | 0-3 |
| 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 |
| Challenger Series TT | 2023/06/19 19:50 | Marco Stefanidis v Akito Itagaki | W | 1-3 |
| Challenger Series TT | 2023/06/19 17:50 | Dennis Klein v Akito Itagaki | L | 3-0 |
| Challenger Series TT | 2023/06/19 15:50 | Akito Itagaki v Jose Guillot | W | 3-0 |
| Challenger Series TT | 2023/06/19 13:10 | Akito Itagaki v Carlo Rossi | L | 0-3 |
| Challenger Series TT | 2023/06/19 11:10 | Akito Itagaki v Johannes Willeke | W | 3-1 |