A student is caught cheating with his cell-phone, and Chiaki is super-mad! He calls all the students to an assembly and angrily threatens to destroy the phone of anybody who's caught with one on school grounds.  The students begin to get angry...
I remember that!
!أتذكر ذلك
Qué recuerdos.
C’était quelque chose !
Ah, che nostalgia!
Que saudade, hein!
Ностальгия!