During class, Yokoi-san notices that there are a lot of notes going around. She looks next to her and sees that there's a lot going on with Seki-kun's desk...
in the mail box at the rear of the classroom."
in den Briefkasten hinten im Raum."
en el buzón del salón de clases".
en el buzón del aula".
veuillez utiliser la boîte aux lettres
située au fond de la classe. »
nella cassetta delle lettere in fondo all'aula".
na respectiva caixa no fundo da sala de aula."