青砥 正則

Masanori is the homeroom teacher of Kouhei, Haruna, Kiriha and Tsukasa's class, as well as the one in-charge of the male side of the school dormitory. He teaches Chemistry. Has a mild personality. Takes towards an independence and autonomy approach in education. He is usually known by the nickname "Aonori", while Kanade calls him "Noripii". Was known to be a troublemaker during his younger days.