| 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 |