| Denmark Open XD | 2018/10/18 08:20 | Watanabe/Higashino v Chan/Goh | L | 0-2 |
| Denmark Open XD | 2018/10/16 07:00 | Watanabe/Higashino v He/Du | W | 2-1 |
| Indonesia Masters XD | 2018/09/28 05:00 | Watanabe/Higashino v Seo/Chae | L | 0-2 |
| Indonesia Masters XD | 2018/09/27 03:50 | Kim/Baek v Watanabe/Higashino | W | 0-2 |
| Indonesia Masters XD | 2018/09/25 07:40 | Lamsfuss/Herttrich v Watanabe/Higashino | W | 1-2 |
| All England Open | 2018/09/21 06:20 | Zhang/Li v Watanabe/Higashino | L | 2-0 |
| All England Open | 2018/09/20 06:00 | Watanabe/Higashino v Ahmad/Natsir | W | 2-1 |
| All England Open | 2018/09/18 08:30 | Watanabe/Higashino v Faizal/Emanuelle Widjaja | W | 2-1 |