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...
Chiaki-sensei,
تشياكي-سينسي
Herr Chiaki.
Profesor Chiaki,
M. Chiaki…
Professor Chiaki,
Prof. Chiaki,
Учитель Чиаки,