| Asia Championships XD | 04/23 06:20 | 1 | Watanabe/Higashino v Phuangphuapet/Amitrapai | W | 2-0 | |
| Singapore Open - Dublu Mixt | 04/10 07:20 | 5 | Tan/Lai v Watanabe/Higashino | L | 2-1 | |
| Osaka Int. MD | 04/05 00:40 | - | Higashino/Watanabe v Kang/Kim | L | 1-2 | |
| Malaysia Open - Dublu Mixt | 04/02 09:30 | 5 | Tan/Lai v Watanabe/Higashino | L | 2-0 | |
| Tong Yun Kai Cup XD | 03/24 06:00 | - | Watanabe/Higashino v He/Du | L | 0-2 | |
| Tong Yun Kai Cup XD | 03/21 13:00 | - | Watanabe/Higashino v Mak/Chau | W | 2-0 | |
| Tong Yun Kai Cup XD | 03/21 13:00 | - | Higashino/Watanabe v Chau/Mak | W | 2-0 | |
| All England Open | 03/10 13:30 | 1 | Zheng/Huang v Watanabe/Higashino | L | 2-0 | |
| All England Open | 03/09 10:30 | 2 | Watanabe/Higashino v Goh/Lai | W | 2-0 | |
| All England Open | 03/08 10:30 | 3 | Ahmad/Kandow v Watanabe/Higashino | W | 0-2 | |
| All England Open | 03/07 13:20 | 4 | Lu/Chen v Watanabe/Higashino | W | 1-2 | |
| All England Open | 03/06 18:45 | 5 | Christiansen/Pedersen v Watanabe/Higashino | W | 1-2 | |
| German Open - Dublu Mixt | 03/01 19:40 | 3 | Watanabe/Higashino v Tabeling/Piek | L | 1-2 | |
| German Open - Dublu Mixt | 02/28 19:30 | 4 | Watanabe/Higashino v Mikkelsen/Surrow | W | 2-0 | |
| German Open - Dublu Mixt | 02/26 18:15 | 5 | Watanabe/Higashino v Ph'pet/Amitrapai | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/26 07:30 | 2 | Zheng/Huang v Watanabe/Higashino | L | 2-1 | |
| Indonesia Masters - Dublu Mixt | 01/25 09:53 | - | Watanabe/Higashino v Lu/Chen | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/25 07:50 | 3 | Watanabe/Higashino v Kai/Lu | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/24 03:40 | 4 | Watanabe/Higashino v Lamsfuss/Herttrich | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/23 02:50 | 5 | Watanabe/Higashino v Lu/Hsin Lee | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/20 04:30 | 1 | Watanabe/Higashino v Puava'kroh/Taerat'chai | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/19 04:00 | 2 | Watanabe/Higashino v Chan/Goh | W | 2-1 | |
| Indonesia Masters - Dublu Mixt | 01/18 07:00 | 3 | Watanabe/Higashino v Seo/Chae | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/17 02:00 | 4 | Watanabe/Higashino v Lane/Pugh | W | 2-0 | |
| Indonesia Masters - Dublu Mixt | 01/15 08:30 | 5 | Watanabe/Higashino v Magee/Magee | W | 2-1 | |
| All England Open | 12/15 03:30 | 2 | Watanabe/Higashino v Wang/Huang | L | 1-2 | |
| All England Open | 12/14 11:30 | 3 | Watanabe/Higashino v Chan/Goh | W | 2-0 | |
| All England Open | 12/13 11:30 | 2 | Watanabe/Higashino v Wang/Huang | L | 0-2 | |
| All England Open | 12/12 10:00 | 1 | Watanabe/Higashino v Faizal/Emanuelle Widjaja | L | 1-2 | |
| Indonesia Masters - Dublu Mixt | 11/18 10:37 | - | Watanabe/Higashino v Wang/Huang | W | 2-0 |