| Open di Polonia | 2022/03/25 08:40 | Kai Schaefer v Luka Wraber | W | 2-0 |
| Open di Svezia | 2022/01/22 15:40 | Seng Zoe Yeoh v Kai Schaefer | L | 2-0 |
| Open di Svezia | 2022/01/22 09:40 | Rasmus Messerschmidt v Kai Schaefer | W | 1-2 |
| Open di Svezia | 2022/01/21 16:30 | Jacob Nilsson v Kai Schaefer | W | 1-2 |
| Open di Svezia | 2022/01/21 10:20 | Jeppe Bruun Christensen v Kai Schaefer | W | 0-2 |
| Campionati mondiali | 2021/12/15 12:00 | Kai Schaefer v Kantaphon Wangcharoen | L | 0-2 |
| Internazionali del Belgio | 2021/10/28 08:30 | Ade Resky Dwicahyo v Kai Schaefer | L | 2-1 |
| Olimpiadi 2020 - Maschili | 2021/07/27 01:40 | Toby Penty v Kai Schaefer | L | 2-0 |
| Open di Polonia | 2022/03/25 09:10 | Raghu Mariswamy v Jun Hao Leong | W | 0-2 |
| Open d'Irlanda | 2021/11/18 10:00 | Victor Svendsen v Jun Hao Leong | L | 2-0 |
| Open della Repubblica Ceca | 2021/10/22 15:40 | Tze Yong Ng v Jun Hao Leong | L | 2-0 |
| Open della Repubblica Ceca | 2021/10/22 08:20 | Milan Ludik v Jun Hao Leong | W | 0-2 |
| Thomas Cup | 2021/10/14 07:50 | Kenta Nishimoto v Jun Hao Leong | W | 0-2 |
| Masters di Spagna | 2021/05/19 08:15 | Jun Hao Leong v Max Weisskirchen | L | 1-2 |
| Open di Polonia | 2021/03/27 16:40 | Jun Hao Leong v Tze Yong Ng | L | 0-2 |
| Open di Polonia | 2021/03/27 08:40 | Jun Hao Leong v Luis Enrique Penalver | W | 2-0 |