| Denmark Open XD | 10/20 08:40 | - | Ishaan Bhatnagar/Tanisha Crasto v Watanabe/Higashino | W | 0-2 | |
| Denmark Open XD | 10/19 14:20 | 5 | Lecq/Jille v Watanabe/Higashino | W | 0-2 | |
| Denmark Open XD | 10/19 10:20 | 5 | Hoo/Toh v Watanabe/Higashino | - | Cancelled | |
| Japan Open XD | 09/04 02:50 | 1 | Watanabe/Higashino v Puavaranukroh/Taerattanachai | L | 1-2 | |
| Japan Open XD | 09/03 02:00 | 2 | Zheng/Huang v Watanabe/Higashino | W | 1-2 | |
| Japan Open XD | 09/02 02:40 | 3 | Watanabe/Higashino v Tang/Tse | W | 2-0 | |
| Japan Open XD | 09/01 03:50 | - | Watanabe/Higashino v Goh/Lai | W | 2-0 | |
| Japan Open XD | 08/31 03:40 | - | Watanabe/Higashino v Elgamal/Hany | W | 2-0 | |
| World Championships XD | 08/28 07:20 | 1 | Zheng/Huang v Watanabe/Higashino | L | 2-0 | |
| World Championships XD | 08/27 03:00 | 2 | Watanabe/Higashino v Lamsfuss/Lohau | W | 2-0 | |
| World Championships XD | 08/26 03:40 | 3 | Goh/Lai v Watanabe/Higashino | W | 0-2 | |
| World Championships XD | 08/25 03:50 | 4 | Tabeling/Piek v Watanabe/Higashino | W | 0-2 | |
| World Championships XD | 08/24 00:40 | 5 | Dunn/Torrance v Watanabe/Higashino | W | 0-2 | |
| Malaysia Masters XD | 07/08 07:50 | - | Watanabe/Higashino v Jomkoh/Paewsampran | L | 1-2 | |
| Malaysia Masters XD | 07/07 02:20 | 4 | Watanabe/Higashino v Christiansen/Boje | W | 2-1 | |
| Malaysia Masters XD | 07/06 04:20 | 5 | Watanabe/Higashino v Xin Wa Guo/Zhang | W | 2-1 | |
| Malaysia Open XD | 06/29 02:00 | 5 | Christiansen/Boje v Watanabe/Higashino | L | 2-1 | |
| Indonesia Open XD | 06/19 05:00 | - | Watanabe/Higashino v Zheng/Huang | L | 0-2 | |
| Indonesia Open XD | 06/18 05:00 | - | Seo/Chae v Watanabe/Higashino | W | 1-2 | |
| Indonesia Open XD | 06/17 06:00 | - | Watanabe/Higashino v Gicquel/Delrue | W | 2-1 | |
| Indonesia Open XD | 06/16 03:00 | - | Watanabe/Higashino v Soong/Goh | W | 2-0 | |
| Indonesia Open XD | 06/14 07:20 | 5 | Watanabe/Higashino v Tabeling/Piek | W | 2-1 | |
| Thailand Open XD | 05/21 05:00 | 2 | Watanabe/Higashino v Zheng/Huang | L | 1-2 | |
| Thailand Open XD | 05/20 06:35 | 3 | Goh/Lai v Watanabe/Higashino | W | 0-2 | |
| Thailand Open XD | 05/19 07:20 | 4 | Sumanti/Julimarbela v Watanabe/Higashino | W | 0-2 | |
| Thailand Open XD | 05/18 05:00 | 5 | Makkasasithorn/Sudjaipraparat v Watanabe/Higashino | W | 0-2 | |
| Asia Championships XD | 04/30 05:40 | 2 | Wang/Huang v Watanabe/Higashino | L | 2-0 | |
| Asia Championships XD | 04/29 09:40 | 3 | Tan/Lai v Watanabe/Higashino | W | 0-2 | |
| Asia Championships XD | 04/28 09:40 | 4 | Hee/Tan v Watanabe/Higashino | W | 0-2 | |
| Asia Championships XD | 04/26 11:40 | 5 | Kusharjanto/Kusumawati v Watanabe/Higashino | W | 0-2 |