| Challenger de Ochsenhausen | 2017/03/09 12:40 | Sven Happek v Gustavo Yokota | W | 2-3 |
| Challenger de Ochsenhausen | 2018/02/28 13:30 | Gustavo Yokota v Lehel Demeter | L | 0-3 |
| Challenger de Ochsenhausen | 2018/02/28 10:10 | Francisco Sanchi v Gustavo Yokota | L | 3-2 |
| Challenger de Ochsenhausen | 2018/02/28 08:10 | Gustavo Yokota v Kamil Tomaszuk | W | 3-0 |
| Challenger de Ochsenhausen | 2018/01/30 12:40 | Petr David v Gustavo Yokota | L | 3-1 |
| Challenger de Ochsenhausen | 2018/01/30 08:40 | Miroslav Sklensky v Gustavo Yokota | W | 1-3 |
| Challenger de Ochsenhausen | 2018/01/29 20:20 | Gustavo Yokota v Ricardo Jimenez | W | 3-1 |
| Challenger de Ochsenhausen | 2018/01/29 17:00 | Gustavo Yokota v Richard Vyborny | L | 1-3 |
| Challenger de Ochsenhausen | 2018/01/29 15:00 | Valerij Rakov v Gustavo Yokota | L | 3-0 |
| Challenger de Ochsenhausen | 2018/02/28 12:50 | Francisco Sanchi v Sven Happek | L | 3-2 |
| Challenger de Ochsenhausen | 2018/02/28 10:50 | Sven Happek v Kamil Tomaszuk | W | 3-0 |
| Challenger de Ochsenhausen | 2018/02/28 08:50 | Sven Happek v Toru Takahasi | W | 3-1 |
| Challenger de Ochsenhausen | 2018/02/09 11:30 | Francisco Sanchi v Sven Happek | W | 2-3 |
| Challenger de Ochsenhausen | 2018/02/08 13:30 | Sven Happek v Vitor Santos | W | 3-0 |
| Challenger de Ochsenhausen | 2018/02/08 12:10 | Evgueni Chtchetinine v Sven Happek | W | 0-3 |
| Challenger de Ochsenhausen | 2018/02/08 10:10 | Yannick Vostes v Sven Happek | L | 3-1 |
| Challenger de Ochsenhausen | 2018/02/07 14:10 | Alexander Valuch v Sven Happek | L | 3-0 |