| Indonesia Masters - XD | 2017/07/12 15:40 | Karan Rajan Rajarajan v Sam Parsons | W | 2-0 |
| Indonesia Masters - XD | 2017/07/12 00:00 | Karan Rajan Rajarajan v Zvonimir Durkinjak | W | 2-1 |
| Giraldilla Int. XD | 2017/01/12 16:45 | Toma Junior Popov v Karan Rajan Rajarajan | L | 2-0 |
| Giraldilla Int. XD | 2017/01/12 12:25 | Joel Koenig v Karan Rajan Rajarajan | W | 0-2 |
| Giraldilla Int. XD | 2017/01/12 10:08 | Karan Rajan Rajarajan v Marc Laporte | W | 2-0 |
| Giraldilla Int. XD | 2016/10/20 13:58 | Samuel Hsiao v Karan Rajan Rajarajan | L | 2-0 |
| Indonesia Masters - XD | 2017/07/12 18:20 | Parupalli Kashyap v Koki Watanabe | W | 1-2 |
| Indonesia Masters - XD | 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 |
| All England Open | 2016/12/07 04:00 | Koki Watanabe v Daren Liew | L | 0-2 |