| Giraldilla Int. XD | 2017/03/28 09:54 | Kazumasa Sakai v Kwang Hee Heo | L | 2-0 |
| Giraldilla Int. XD | 2017/04/04 03:20 | June Wei Cheam v Kwang Hee Heo | L | 2-1 |
| Giraldilla Int. XD | 2017/03/28 09:54 | Kazumasa Sakai v Kwang Hee Heo | L | 2-0 |
| Giraldilla Int. XD | 2017/03/28 08:00 | Kwang Hee Heo v Shreyansh Jaiswal | W | 2-0 |
| All England Open | 2016/12/08 03:00 | Kwang Hee Heo v Hsuan Yi Hsueh | L | 1-2 |
| All England Open | 2016/12/07 03:20 | Kwang Hee Heo v Kai Guo | W | 2-1 |
| Indonesia Masters - Dublu Mixt | 2016/10/25 12:45 | Bin Qiao v Kwang Hee Heo | L | 2-0 |
| Indonesia Masters - Dublu Mixt | 2016/10/18 11:42 | Mattias Borg v Kwang Hee Heo | L | 2-0 |
| All England Open | 2016/09/30 05:40 | Bin Qiao v Kwang Hee Heo | L | 2-0 |
| Giraldilla Int. XD | 2017/04/04 03:20 | Kazumasa Sakai v Brice Leverdez | L | 0-2 |
| Giraldilla Int. XD | 2017/03/30 11:30 | Kanta Tsuneyama v Kazumasa Sakai | L | 2-0 |
| All England Open | 2017/03/29 06:10 | Kazumasa Sakai v Anders Antonsen | L | 0-2 |
| Giraldilla Int. XD | 2017/03/28 09:54 | Kazumasa Sakai v Kwang Hee Heo | W | 2-0 |
| Giraldilla Int. XD | 2017/03/28 07:00 | Kazumasa Sakai v Pratul Joshi | W | 2-0 |
| California Int. Women | 2017/03/10 18:40 | Yuqi Shi v Kazumasa Sakai | L | 2-0 |
| California Int. Women | 2017/03/09 19:40 | Kazumasa Sakai v Jan O Jorgensen | W | 2-0 |
| California Int. Women | 2017/03/08 17:40 | Kazumasa Sakai v Wing Ki Vincent Wong | W | 2-0 |