| Dutch Int. Qual | 2023/04/13 07:40 | Kian-Yu Oei v Kuan-Chih Shih | W | 2-0 |
| Polish Open Qual | 2023/03/22 08:35 | David K Kristensen v Kian-Yu Oei | L | 2-1 |
| Hungarian Int. | 2022/11/03 16:40 | Miha Ivanic v Kian-Yu Oei | L | 2-0 |
| Hungarian Int. Qual | 2022/11/03 08:00 | Mateusz Danielak v Kian-Yu Oei | W | 1-2 |
| Hungarian Int. Qual | 2022/11/02 16:00 | Kian-Yu Oei v Andraz Krapez | W | 2-0 |
| Hungarian Int. Qual | 2022/11/02 12:20 | Mathias Solgaard v Kian-Yu Oei | W | 0-2 |
| Czech Open Qual | 2022/10/20 07:40 | Yu Huang v Kian-Yu Oei | L | 2-0 |
| Dutch Open Qual | 2022/10/12 13:20 | Kian-Yu Oei v Albin Carl Hjelm | L | 0-2 |
| Dutch Int. Qual | 2023/04/13 08:15 | Finn Achthoven v Keisuke Fujiwara | W | 0-2 |
| Portugal Int. Qual | 2023/03/08 18:10 | Keisuke Fujiwara v Amaury Lievre | L | 0-2 |