The competition's coming up. Kumiko is suddenly asked to play a difficult phrase from a different part. She begins practicing, but...
It's none of your business.
أمر لا يخصّك
Geht dich nichts an.
Eso no te incumbe.
Eso no te importa.
C’est pas tes affaires.
Non sono affari tuoi.
Não é da sua conta.