Haruna Sakurada (PGSM)
English teacher at Juuban Municipal Junior High School
Haruna-sensei is Tsukino Usagi, Osaka Naru and Mizuno Ami's teacher. She is fond of assigning cleaning punishment and giving pop quizzes. She has an extremely eccentric personality, and is very friendly and motherly towards her students, even Usagi.
Haruna's first name contains the characters 春 (haru) and 菜 (na). The former means "spring" while the latter can mean "greens" or "vegtables". The characters of her surname are 桜 (sakura) and 田 (da), with the first meaning "cherry tree" or "cherry blossom" and the second meaning "rice field".
- It was implied that she was a fan of Mio Kuroki, as she and her students were fawning over her when she transferred into Haruna's class.