| European Team Championships | 2023/09/10 08:20 | 알레그로, 마틴 v Kas Van Oost | L | 3-2 |
| European Youth Champs Singles | 2023/07/23 10:10 | Milosz Redzimski v Kas Van Oost | L | 4-0 |
| Euro Youth Champs Teams | 2023/07/17 18:00 | Kas Van Oost v Charlie Carlsson | W | 3-1 |
| Euro Youth Champs Teams | 2023/07/15 10:10 | Eduard Ionescu v Kas Van Oost | L | 3-0 |
| Euro Youth Champs Teams | 2023/07/14 19:30 | Isak Alfredsson v Kas Van Oost | L | 3-1 |
| Euro Youth Champs Teams | 2023/07/14 18:14 | William Bergenblock v Kas Van Oost | L | 3-1 |
| European Team Championships | 2023/05/06 07:50 | Kas Van Oost v 타우버, 마이클 | W | 3-2 |
| Oman Open U21 Women | 2023/04/06 10:45 | 콜시츠키, 사무엘 v Kas Van Oost | L | 4-2 |
| WTT Feeder Panagyurishte | 2023/09/01 15:20 | Yuanyu Chen v 피스테, 루보미르 | L | 3-1 |
| WTT Feeder Panagyurishte | 2023/09/01 08:10 | 빌체즈, 미구엘 v 피스테, 루보미르 | W | 1-3 |
| WTT Feeder Panagyurishte | 2023/08/31 15:15 | 렘베르트, 바스티엔 v 피스테, 루보미르 | W | 2-3 |
| WTT Feeder Olomouc | 2023/08/24 17:30 | Esteban Dorr v 피스테, 루보미르 | L | 3-0 |
| WTT Contender Rio | 2023/08/10 21:25 | 가우지, 시몬 v 피스테, 루보미르 | L | 3-2 |
| WTT Contender Rio Quals | 2023/08/09 17:00 | 피스테, 루보미르 v 양, 쯔-이 | W | 3-1 |
| WTT Contender Rio Quals | 2023/08/08 14:05 | 피스테, 루보미르 v 시푸엔테스, 호라치오 | W | 3-1 |
| WTT Contender Rio Quals | 2023/08/07 19:10 | 피스테, 루보미르 v Thiago Pradella | W | 3-0 |