| German Open - Mixed dubbel | 2019/03/01 19:40 | Watanabe/Higashino v Piek/Tabeling | L | 1-2 |
| Indonesia Int. - Herrdubbel | 2019/10/23 12:40 | Watanabe/Higashino v Kusumawardana/Rambitan | L | 0-2 |
| Franska öppna Mixed dubbel | 2019/10/22 08:00 | Watanabe/Higashino v Alimov/Davletova | W | 2-1 |
| Denmark Open - Mixed dubbel | 2019/10/15 08:00 | Watanabe/Higashino v Delrue/Gicquel | L | 1-2 |
| Korea Open - Mixed dubbel | 2019/09/27 06:20 | Watanabe/Higashino v Seo/Chae | L | 0-2 |
| Korea Open - Mixed dubbel | 2019/09/26 01:00 | Watanabe/Higashino v Lu/Chen | W | 2-0 |
| Korea Open - Mixed dubbel | 2019/09/24 07:00 | Watanabe/Higashino v Chang/Ng | W | 2-0 |
| China Open - Mixed dubbel | 2019/09/20 03:00 | Watanabe/Higashino v Seo/Chae | L | 0-2 |
| China Open - Mixed dubbel | 2019/09/19 05:00 | Watanabe/Higashino v He/Du | W | 2-0 |
| Franska öppna Mixed dubbel | 2019/10/22 08:50 | Piek/Tabeling v Wang/Cheng | W | 2-1 |
| Denmark Open - Mixed dubbel | 2019/10/15 11:50 | Tang/Tse v Piek/Tabeling | L | 2-1 |
| Dutch Open - Mixed dubbel | 2019/10/13 11:00 | Piek/Tabeling v Adcock/Adcock | W | 2-0 |
| Dutch Open - Mixed dubbel | 2019/10/12 16:00 | Ellis/Smith v Piek/Tabeling | W | 0-2 |
| Dutch Open - Mixed dubbel | 2019/10/11 14:20 | Piek/Tabeling v Bay/Lundgaard | W | 2-0 |
| Dutch Open - Mixed dubbel | 2019/10/10 11:00 | Piek/Tabeling v Grachev/Bolotova | W | 2-0 |
| Dutch Open - Mixed dubbel | 2019/10/09 07:40 | Piek/Tabeling v Lecq/Jille | W | 2-1 |
| Korea Open - Mixed dubbel | 2019/09/26 02:35 | Piek/Tabeling v He/Du | L | 0-2 |