| Open de Bulgaria | 08/14 10:20 | - | Yusuke Sadamatsu v Bence Majoros | W | 4-3 | |
| Summer Universiade | 07/06 11:57 | - | Yusuke Sadamatsu v Maurizio Massarelli | W | 3-1 | |
| Summer Universiade | 07/06 08:25 | - | Florin Spelbus v Yusuke Sadamatsu | W | 1-3 | |
| Open de Japón | 06/12 05:00 | - | Benedikt Duda v Yusuke Sadamatsu | L | 4-1 | |
| Open de Japón | 06/12 00:00 | - | Yusuke Sadamatsu v Jeremy Hazin | W | 4-1 |