Round: 62 Ground: Clay
| ITF Germany F8 Qual | 2017/07/16 11:00 | Benjamin Hassan v Yohei Otsuka | 6-0,6-1 |
| ITF Germany F8 Qual | 2017/07/16 08:30 | Yohei Otsuka v Oscar Matias Leiva Biason | 6-2,6-2 |
| ITF Germany F7 | 2017/07/10 10:30 | Alex Knaff v Yohei Otsuka | 6-2,6-3 |
| ITF Germany F7 | 2017/07/09 08:00 | Yohei Otsuka v Alex Solanki | 6-3,2-6,6-4 |
| ITF Germany F7 | 2017/07/09 08:00 | Yohei Otsuka v Nicolas Affolter | 6-3,6-0 |
| ITF Germany F6 | 2017/07/02 08:00 | Tristan Meraut v Yohei Otsuka | 6-3,6-0 |
| ITF Germany F5 | 2017/06/26 08:00 | Yohei Otsuka v Michael Vrbensky | 2-6,2-6 |
| ITF Germany F5 | 2017/06/25 09:00 | Yohei Otsuka v Alexander Abou Boutros | 6-1,6-1 |
| ITF Germany F8 | 2017/07/18 13:50 | Dominik Boehler v Adrian Oetzbach | 6-3,6-3 |
| ITF Germany F7 | 2017/07/12 17:25 | Adrian Oetzbach v Julien Cagnina | 3-6,3-6 |
| ITF Germany F7 | 2017/07/11 09:00 | Adrian Oetzbach v Johannes Haerteis | 7-6,1-6,6-4 |
| ITF Germany F6 | 2017/07/05 10:00 | Raphael Baltensperger v Adrian Oetzbach | 6-4,6-2 |
| ITF Germany F6 | 2017/07/03 12:00 | Max Colorado v Adrian Oetzbach | 3-6,4-6 |
| ITF Germany F6 | 2017/07/02 13:00 | Adrian Oetzbach v Alex Solanki | 6-4,6-2 |
| ITF Germany F5 | 2017/06/26 08:00 | Johann Willems v Adrian Oetzbach | 4-6,6-3,6-4 |
| ITF Germany F5 | 2017/06/25 09:00 | Rafael Roig Balaguer v Adrian Oetzbach | 2-6,1-6 |