| Lithuanian International | 2023/06/10 09:20 | Prahdiska B Shujiwo v Kian-Yu Oei | W | 1-2 |
| Bonn Int. | 2023/06/01 12:40 | Kian-Yu Oei v Kuan Lin Kuo | L | 1-2 |
| Austrian Open - Qualifikation | 2023/05/25 09:00 | Kian-Yu Oei v Chong King Lim | L | 0-2 |
| Slovenia Open - Qualifikation | 2023/05/18 08:40 | Dicky Dwi Pangestu v Kian-Yu Oei | L | 2-1 |
| Slovenia Open - Qualifikation | 2023/05/17 17:55 | Kian-Yu Oei v Marton Szerecz | W | 2-0 |
| Slovenia Open - Qualifikation | 2023/05/17 10:30 | Kian-Yu Oei v Daniel Dvorak | W | 2-0 |
| Luxembourg Open - Qualifikation | 2023/05/04 12:15 | Kian-Yu Oei v Dennis Koppen | L | 0-2 |
| Luxembourg Open - Qualifikation | 2023/05/04 08:40 | Kian-Yu Oei v Filip Karlborg | W | 2-0 |
| Lithuanian International | 2023/06/10 09:20 | Rui Yang Ryan Tan v Henrikho Kho Wibowo | W | 1-2 |
| Lithuanian International | 2023/06/09 13:15 | Henrikho Kho Wibowo v Valentin Singer | W | 2-1 |
| Bonn Int. | 2023/06/02 14:00 | Matthias Kicklitz v Henrikho Kho Wibowo | L | 2-0 |
| Bonn Int. | 2023/06/02 08:10 | Henrikho Kho Wibowo v Brian Holtschke | W | 2-0 |
| Bonn Int. | 2023/06/01 12:00 | Joel Koenig v Henrikho Kho Wibowo | W | 0-2 |
| Bonn Int. - Qualifikation | 2023/05/31 16:00 | Henrikho Kho Wibowo v Magnus Klinggaard | W | 2-1 |
| Bonn Int. - Qualifikation | 2023/05/31 08:35 | Henrikho Kho Wibowo v Noah Haase | W | 2-0 |
| Austrian Open - Qualifikation | 2023/05/25 15:20 | Henrikho Kho Wibowo v Po-Wei Wang | L | 0-2 |