| Challenger Series TT | 2023/06/08 19:50 | Slanina, Tobias v Akito Itagaki | L | 0-3 |
| Challenger Series TT | 2023/06/23 09:50 | Slanina, Tobias v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/06/23 06:30 | Slanina, Tobias v 자바드스카이, 이호르 | L | 1-3 |
| Challenger Series TT | 2023/06/22 17:50 | Slanina, Tobias v 체아이브, 다우드 | L | 0-3 |
| Challenger Series TT | 2023/06/22 16:30 | Slanina, Tobias v 로시, 카를로 | L | 0-3 |
| Challenger Series TT | 2023/06/22 11:50 | Slanina, Tobias v 하페크, 스벤 | W | 3-2 |
| Challenger Series TT | 2023/06/22 09:10 | Slanina, Tobias v 클라인, 데니스 | L | 2-3 |
| Challenger Series TT | 2023/06/22 06:30 | Slanina, Tobias v Johannes Willeke | W | 3-2 |
| Challenger Series TT | 2023/06/09 09:10 | Slanina, Tobias v 가브라스, 안토닌 | L | 0-3 |
| Challenger Series TT | 2023/06/20 07:50 | 하페크, 스벤 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 | 클라인, 데니스 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 로시, 카를로 | L | 0-3 |
| Challenger Series TT | 2023/06/19 11:10 | Akito Itagaki v Johannes Willeke | W | 3-1 |
| Challenger Series TT | 2023/06/19 08:30 | Aljaz Godec v Akito Itagaki | W | 1-3 |
| Challenger Series TT | 2023/06/09 07:50 | 블럼, 플로리안 v Akito Itagaki | L | 3-0 |