Gakuto is keeping his class observation day from Hayato by using a stand-in. 
Mr. Akiyama, Ms. Hanaoka.
Profesor Akiyama, profesora Hanaoka.
M. Akiyama, Mme Hanaoka…
Akiyama-sensei, Hanaoka-sensei.
Учитель Акияма, учитель Хараока!