Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/06/08 15:50 | Akito Itagaki v Kirill Fadeev | L | 2-3 |
| Challenger Series TT | 2023/06/08 13:10 | Akito Itagaki v Jeromy Loffler | L | 1-3 |
| Challenger Series TT | 2023/06/08 11:10 | Akito Itagaki v Marco Stefanidis | L | 1-3 |
| Challenger Series TT | 2023/06/08 08:30 | Antonin Gavlas v Akito Itagaki | L | 3-0 |
| Challenger Series TT | 2023/06/06 09:10 | Akito Itagaki v Simon Berglund | L | 0-3 |
| Challenger Series TT | 2023/06/05 19:50 | Akito Itagaki v Antonin Gavlas | L | 0-3 |
| Challenger Series TT | 2023/06/05 17:10 | Akito Itagaki v David Molnar | W | 3-2 |
| Challenger Series TT | 2023/06/05 14:30 | Kirill Fadeev v Akito Itagaki | L | 3-1 |
| TT Star Series | 2023/06/01 11:45 | Jong-Eon Yeon v Frantisek Onderka | L | 1-3 |
| TT Star Series | 2023/06/01 08:45 | Jong-Eon Yeon v Thibault Poret | L | 2-3 |
| TT Star Series | 2023/06/01 06:35 | Jong-Eon Yeon v Florian Bluhm | L | 0-3 |
| TT Star Series | 2023/05/31 12:45 | Jong-Eon Yeon v Michal Benes | L | 0-3 |
| TT Star Series | 2023/05/31 10:15 | Jong-Eon Yeon v Miad Lotfijanabadi | L | 0-3 |
| TT Star Series | 2023/05/31 08:15 | Jong-Eon Yeon v Laurent Cova | L | 1-3 |
| TT Star Series | 2023/05/31 06:00 | Jong-Eon Yeon v Yannick Vostes | L | 2-3 |
| TT Star Series | 2023/04/01 10:45 | Oleksandr Tymofieiev v Jong-Eon Yeon | L | 3-0 |