| Challenger Ochsenhausen | 2019/01/10 12:10 | Carlos Ishida v Sven Happek | W | 3-2 |
| Challenger Ochsenhausen | 2019/11/20 10:10 | Dauud Cheaib v Carlos Ishida | L | 3-0 |
| Challenger Ochsenhausen | 2019/11/20 08:10 | Carlos Ishida v Daniel Kiss | W | 3-0 |
| Polish Open | 2019/10/16 16:15 | Aly Ghallab v Carlos Ishida | W | 0-3 |
| Challenger Ochsenhausen | 2019/01/11 10:50 | Dauud Cheaib v Carlos Ishida | L | 3-1 |
| Challenger Ochsenhausen | 2019/01/11 08:50 | Sebestyen Kovacs v Carlos Ishida | W | 2-3 |
| Challenger Ochsenhausen | 2019/01/10 12:10 | Carlos Ishida v Sven Happek | W | 3-2 |
| Challenger Ochsenhausen | 2019/01/10 08:50 | Carlos Ishida v Adam Szudi | L | 0-3 |
| Challenger Ochsenhausen | 2019/01/10 07:30 | Jiri Vrablik v Carlos Ishida | L | 3-1 |
| Challenger Ochsenhausen | 2019/11/20 12:10 | Robert Floras v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2019/11/20 07:30 | Dauud Cheaib v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2019/11/08 09:30 | Sven Happek v Mauricio Rivera | L | 0-3 |
| Challenger Ochsenhausen | 2019/11/08 07:30 | Petr David v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2019/11/07 11:30 | Jakub Kosowski v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2019/11/07 09:30 | Alexander Echavarria v Sven Happek | L | 3-2 |
| Challenger Ochsenhausen | 2019/11/06 14:10 | Sven Happek v Tomasz Tomaszuk | W | 3-1 |
| Challenger Ochsenhausen | 2019/11/06 11:30 | Sven Happek v Javier Benito | W | 3-2 |