YOU SAID:

mais t'es pas de la fourche d'etre frangin

INTO JAPANESE

でも君は兄弟になるのが嫌だ

BACK INTO ENGLISH

But you don't want to be my brother

INTO JAPANESE

でも君は僕の兄弟にはなりたくないんだ

BACK INTO ENGLISH

But you don't want to be my brother