| WTT Feeder Gaia | 2023/11/25 17:45 | Steffen Mengel v Jaehyun An | L | 3-1 |
| WTT Feeder Düsseldorf III | 2023/11/30 12:10 | Jaehyun An v Guankai Niu | W | 3-0 |
| WTT Feeder Düsseldorf III | 2023/11/30 11:55 | Jaehyun An v Guankai Niu | W | 3-0 |
| WTT Feeder Düsseldorf III | 2023/11/29 16:00 | Jaehyun An v Satoshi Aida | W | 3-2 |
| WTT Feeder Gaia | 2023/11/25 17:45 | Steffen Mengel v Jaehyun An | L | 3-1 |
| WTT Feeder Gaia | 2023/11/25 11:45 | Kazuhiro Yoshimura v Jaehyun An | W | 2-3 |
| WTT Feeder Gaia | 2023/11/24 19:10 | Jaehyun An v Cheng-Jui Kao | W | 3-2 |
| WTT Feeder Gaia | 2023/11/24 13:35 | Jaehyun An v Beixun Zeng | W | 3-0 |
| WTT Feeder Gaia | 2023/11/23 19:55 | Jaehyun An v Emmanuel Lebesson | W | 3-1 |
| WTT Feeder Düsseldorf III | 2023/11/30 12:10 | Steffen Mengel v Alvaro Robles | W | 3-1 |
| WTT Feeder Düsseldorf III | 2023/11/30 12:00 | Steffen Mengel v Alvaro Robles | W | 3-1 |
| WTT Feeder Düsseldorf III | 2023/11/29 16:35 | Yaroslav Zhmudenko v Steffen Mengel | W | 1-3 |
| WTT Feeder Düsseldorf III | 2023/11/29 12:25 | Santiago Lorenzo v Steffen Mengel | W | 2-3 |
| WTT Feeder Gaia | 2023/11/25 17:45 | Steffen Mengel v Jaehyun An | W | 3-1 |
| WTT Feeder Gaia | 2023/11/25 11:10 | Marcos Freitas v Steffen Mengel | W | 1-3 |
| WTT Feeder Gaia | 2023/11/24 19:30 | Steffen Mengel v Tiago Apolonia | W | 3-0 |
| WTT Feeder Gaia | 2023/11/24 14:30 | Joao Geraldo v Steffen Mengel | W | 1-3 |