Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF Turkey F35 | 2017/09/20 11:30 | Alexander Erler v Dennis Novak | 6-2,1-6,4-6 |
| ITF Hungary F7 | 2017/08/30 11:40 | Thomas Statzberger v Alexander Erler | 6-7,6-1,6-1 |
| ITF Hungary F7 | 2017/08/29 12:30 | Alexander Erler v David Szintai | 7-6,6-2 |
| ITF Hungary F7 Qual | 2017/08/28 08:00 | Alexander Erler v David Damian Brna | 6-2,6-4 |
| ITF Turkey F31 | 2017/08/25 07:00 | Tallon Griekspoor v Alexander Erler | 6-3,6-2 |
| ITF Turkey F31 | 2017/08/24 07:00 | Alexander Erler v Filip Horansky | 2-6,6-2,6-4 |
| ITF Turkey F31 | 2017/08/22 11:30 | Alexander Erler v Bogdan Bobrov | 3-6,6-2,5-2 |
| ITF Turkey F31 | 2017/08/22 10:20 | Alexander Erler v Bogdan Bobrov | 3-6,6-2,6-2 |
| ITF Turkey F35 | 2017/09/21 09:00 | Ken Onishi v Kevin Kaczynski | 4-6,6-7 |
| ITF Turkey F35 | 2017/09/20 11:30 | Vit Kopriva v Ken Onishi | 4-6,6-1,2-6 |
| ITF Turkey F34 | 2017/09/15 12:40 | Ken Onishi v Patricio Heras | 1-6,1-6 |
| ITF Turkey F34 | 2017/09/14 13:25 | Ken Onishi v Anton Desyatnik | 6-4,6-7,6-1 |
| ITF Turkey F34 | 2017/09/12 10:30 | Ken Onishi v Jannis Kahlke | 6-7,7-6,6-0 |
| ITF Hungary F6 | 2017/08/22 12:00 | Ken Onishi v David Szintai | 7-6,2-6,5-7 |
| ITF Slovakia F3 | 2017/08/09 09:55 | Ken Onishi v Danylo Kalenichenko | 1-6,4-6 |
| ITF Slovakia F2 | 2017/08/02 08:00 | Ken Onishi v Sebastien Boltz | 3-6,6-4,6-7 |