Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/10/02 14:30 | Akito Itagaki v Sushmit Sriram | L | 1-3 |
| Challenger Series TT | 2023/10/05 19:50 | Akito Itagaki v Miguel Nunez | L | 0-3 |
| Challenger Series TT | 2023/10/05 17:10 | Akito Itagaki v Hannes Hormann | W | 3-1 |
| Challenger Series TT | 2023/10/05 14:30 | Sven Happek v Akito Itagaki | W | 2-3 |
| Challenger Series TT | 2023/10/05 11:50 | Daniel Rinderer v Akito Itagaki | L | 3-1 |
| Challenger Series TT | 2023/10/05 09:50 | Akito Itagaki v Alexander Valuch | L | 0-3 |
| Challenger Series TT | 2023/10/05 07:50 | Akito Itagaki v Guillaume Alcayde | L | 1-3 |
| Challenger Series TT | 2023/10/03 10:30 | Akito Itagaki v Sudhanshu Grover | L | 1-3 |
| Challenger Series TT | 2023/10/03 07:50 | Akito Itagaki v Akos Kishegyi | L | 2-3 |
| Challenger Series TT | 2023/10/06 07:10 | Sushmit Sriram v Hannes Hormann | W | 3-2 |
| Challenger Series TT | 2023/10/05 19:10 | Sven Happek v Sushmit Sriram | W | 0-3 |
| Challenger Series TT | 2023/10/05 16:30 | Daniel Rinderer v Sushmit Sriram | W | 2-3 |
| Challenger Series TT | 2023/10/05 13:50 | Sushmit Sriram v Alexander Valuch | W | 3-1 |
| Challenger Series TT | 2023/10/05 10:30 | Sushmit Sriram v Guillaume Alcayde | W | 3-1 |
| Challenger Series TT | 2023/10/05 08:30 | Sushmit Sriram v Miguel Nunez | W | 3-0 |
| Challenger Series TT | 2023/10/03 12:50 | Dauud Cheaib v Sushmit Sriram | W | 0-3 |
| Challenger Series TT | 2023/10/03 12:05 | Sushmit Sriram v Guillaume Alcayde | L | 0-3 |