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...
Thank you, Chiaki-sensei.
!شكراً جزيلاً لك تشياكي-سينسي
Vielen Dank, Herr Chiaki!
Gracias, profesor Chiaki.
Merci beaucoup, M. Chiaki !
Grazie mille, professor Chiaki!
Muito obrigada, Prof. Chiaki.
Спасибо вам, учитель Чиаки.