| Challenger Ochsenhausen | 2017/09/07 10:20 | Jakub Kosowski v Valerij Rakov | W | 3-0 |
| Challenger Ochsenhausen | 2017/01/23 12:02 | Valerij Rakov v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2018/01/05 14:00 | Jiri Vrablik v Jakub Kosowski | L | 3-1 |
| Challenger Ochsenhausen | 2018/01/05 13:05 | Niagol Stoyanov v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2018/01/05 10:50 | Jakub Kosowski v Michal Benes | W | 3-2 |
| Challenger Ochsenhausen | 2018/01/05 08:10 | Jakub Kosowski v Andriy Sitak | W | 3-1 |
| Challenger Ochsenhausen | 2018/01/04 11:30 | Jakub Kosowski v Josip Huzjak | W | 3-0 |
| Challenger Ochsenhausen | 2018/01/04 08:10 | Jakub Kosowski v Jiri Vrablik | L | 2-3 |
| Challenger Ochsenhausen | 2018/01/03 13:30 | Jakub Kosowski v Michal Bankosz | W | 3-0 |
| Challenger Ochsenhausen | 2018/01/03 10:10 | Tomasz Tomaszuk v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2018/01/09 10:00 | Joao Geraldo v Valerij Rakov | L | 3-0 |
| Challenger Ochsenhausen | 2018/01/09 08:00 | Alvaro Robles v Valerij Rakov | L | 3-0 |
| Challenger Ochsenhausen | 2018/01/08 19:40 | Petr David v Valerij Rakov | L | 3-0 |
| Challenger Ochsenhausen | 2018/01/08 17:40 | Valerij Rakov v Enzo Angles | L | 0-3 |
| Challenger Ochsenhausen | 2018/01/08 15:00 | Valerij Rakov v Mohamed Shouman | W | 3-2 |
| Challenger Ochsenhausen | 2018/01/08 12:10 | Valerij Rakov v Bohumil Vozicky | L | 0-3 |
| Challenger Ochsenhausen | 2018/01/08 09:30 | Robert Floras v Valerij Rakov | L | 3-0 |
| Challenger Ochsenhausen | 2017/11/21 12:40 | David Reitspies v Valerij Rakov | L | 3-1 |