| Qatar Open XD | 2016/11/11 09:35 | Florent Lambiet v Kohei Sambe | W | 2-3 |
| Qatar Open Women | 2016/09/02 11:15 | Kohei Sambe v Tomas Tregler | L | 2-4 |
| Swedish Open | 2015/11/13 14:00 | Ning Gao v Kohei Sambe | L | 4-3 |
| Challenger Ochsenhausen | 2017/02/08 14:05 | Dauud Cheaib v Gustavo Yokota | W | 0-3 |
| Challenger Ochsenhausen | 2017/02/08 10:54 | Aleksandar Karakasevic v Gustavo Yokota | L | 3-0 |
| Challenger Ochsenhausen | 2017/02/08 07:57 | Michal Kadlcek v Gustavo Yokota | W | 1-3 |
| Challenger Ochsenhausen | 2017/02/07 11:52 | Gustavo Yokota v Yannick Vostes | L | 0-3 |
| Challenger Ochsenhausen | 2017/02/07 08:36 | Gustavo Yokota v Evgueni Chtchetinine | L | 0-3 |
| Challenger Ochsenhausen | 2017/02/06 19:27 | Gustavo Yokota v Aleksandar Karakasevic | L | 0-3 |
| Challenger Ochsenhausen | 2017/02/06 18:06 | Gustavo Yokota v Patryk Chojnowski | L | 2-3 |
| Challenger Ochsenhausen | 2017/02/06 12:45 | Gustavo Yokota v Tomas Konechy | L | 0-3 |