| Masters d'Indonesia DX | 2017/07/13 21:50 | Karan Rajan Rajarajan v Koki Watanabe | W | 0-2 |
| Masters d'Indonesia DX | 2017/07/12 18:20 | Parupalli Kashyap v Koki Watanabe | W | 1-2 |
| Masters d'Indonesia DX | 2017/07/12 00:00 | Arturo Hernandez v Koki Watanabe | W | 0-2 |
| All England Open | 2017/03/15 18:50 | Dan Lin v Koki Watanabe | L | 2-0 |
| All England Open | 2017/03/14 17:00 | Koki Watanabe v Milan Ludik | W | 2-1 |
| All England Open | 2017/02/09 14:00 | Khosit Phetpradab v Koki Watanabe | L | 2-0 |
| All England Open | 2017/02/08 11:30 | Koki Watanabe v Teerapat Kleawan | W | 2-0 |
| All England Open | 2017/02/07 11:20 | Arun Kumar Ashok Kumar v Koki Watanabe | W | 1-2 |
| Masters d'Indonesia DX | 2017/07/13 23:40 | Kanta Tsuneyama v Kevin Cordon | W | 2-0 |
| Masters d'Indonesia DX | 2017/07/12 00:00 | Kanta Tsuneyama v Timothy Chiu | W | 2-0 |
| All England Open | 2017/06/22 04:40 | Yuqi Shi v Kanta Tsuneyama | L | 2-0 |
| All England Open | 2017/06/20 23:00 | Tzu Wei Wang v Kanta Tsuneyama | W | 0-2 |
| All England Open | 2017/04/27 06:30 | Dan Lin v Kanta Tsuneyama | L | 2-0 |
| All England Open | 2017/04/26 04:00 | Kanta Tsuneyama v Wing Ki Vincent Wong | W | 2-1 |
| China Masters | 2017/04/21 10:00 | Bin Qiao v Kanta Tsuneyama | L | 2-0 |
| China Masters | 2017/04/20 07:40 | Kanta Tsuneyama v Binghong Ye | W | 2-1 |