| Challenger - Ochsenhausen | 2018/06/08 06:30 | Valerij Rakov v Jakub Kosowski | L | 1-3 |
| Challenger - Ochsenhausen | 2018/06/05 09:00 | Jakub Kosowski v Valerij Rakov | L | 3-0 |
| Challenger - Ochsenhausen | 2018/04/18 09:50 | Valerij Rakov v Jakub Kosowski | L | 1-3 |
| Challenger - Ochsenhausen | 2018/04/16 11:50 | Jakub Kosowski v Valerij Rakov | L | 3-1 |
| Challenger - Ochsenhausen | 2018/03/19 17:00 | Valerij Rakov v Jakub Kosowski | L | 1-3 |
| Challenger - Ochsenhausen | 2017/09/07 10:20 | Jakub Kosowski v Valerij Rakov | L | 3-0 |
| Challenger - Ochsenhausen | 2017/01/23 12:02 | Valerij Rakov v Jakub Kosowski | L | 1-3 |
| Challenger - Ochsenhausen | 2018/11/19 17:40 | Valerij Rakov v Florian Bluhm | W | 3-0 |
| Challenger - Ochsenhausen | 2018/11/19 12:50 | Jens Schabacker v Valerij Rakov | L | 3-1 |
| Challenger - Ochsenhausen | 2018/11/19 10:50 | Valerij Rakov v Javier Benito | L | 1-3 |
| Challenger - Ochsenhausen | 2018/11/19 08:50 | Valerij Rakov v Petr David | W | 3-2 |
| Challenger - Ochsenhausen | 2018/10/16 10:20 | Mihai Bobocica v Valerij Rakov | L | 3-0 |
| Challenger - Ochsenhausen | 2018/10/16 08:20 | Valerij Rakov v Sebestyen Kovacs | W | 3-0 |
| Challenger - Ochsenhausen | 2018/10/15 20:00 | Miroslav Sklensky v Valerij Rakov | W | 2-3 |
| Challenger - Ochsenhausen | 2018/10/15 17:20 | Lehel Demeter v Valerij Rakov | L | 3-0 |
| Challenger - Ochsenhausen | 2018/11/19 18:20 | Jens Schabacker v Jakub Kosowski | W | 0-3 |
| Challenger - Ochsenhausen | 2018/11/19 16:20 | Jakub Kosowski v Javier Benito | W | 3-2 |
| Challenger - Ochsenhausen | 2018/11/19 14:20 | Jakub Kosowski v Petr David | L | 2-3 |
| Challenger - Ochsenhausen | 2018/11/19 12:10 | Jakub Kosowski v Florian Bluhm | L | 1-3 |
| Challenger - Ochsenhausen | 2018/11/19 09:30 | Rodrigo Tapia v Jakub Kosowski | W | 1-3 |
| Challenger - Ochsenhausen | 2018/10/26 12:05 | Jakub Kosowski v Fedor Kuzmin | L | 0-3 |
| Challenger - Ochsenhausen | 2018/10/26 08:30 | Yannick Vostes v Jakub Kosowski | L | 3-1 |
| Challenger - Ochsenhausen | 2018/10/25 12:30 | Michal Benes v Jakub Kosowski | W | 0-3 |