Koyuki is a normal high school kid with a big problem: he can't stop himself from screaming at his crazy friends. He swears to himself each day that he'll stop, and each day he fails.
This is homeroom! Let us have fun!
!هذا وقت راحة! دعنا نستمتع
Das ist das Ordinariat! Wir wollen Spaß haben!
Apenas llegamos.
Si acbamos de llegar.
On est même pas en cours !
Questa è l'ora di studio libero! Voglio divertirmi!
É a aula de anúncios.
Quero me divertir.
У нас же классный час! 
Надо развлекаться.