other boys to throw Mami into a pond, which causes Sana to become angrier than she's ever been. Mami remains traumatized by this incident for quite a while afterwards. She remains so afraid of Akito that when he tries to talk to her, she screams and cries. But when she sees that Akito regrets what he did, they get over it. The principal of Jinbo Elementary School. Narunaru is popular, easy-going, and always says "Everything will be all right." The only time he's ever gotten mad is when he learned that Akito once made Miss Mitsuya cry. It was Principal Narunaru who suggests that Akito study karate. His near-identical older twin brother is the principal of Jinbo Middle School. Tanaka is the P.E. Coach and teacher. He was being blackmailed by Akito Hayama with a picture of him and , another teacher. She wears contemporary horn-rimmed glasses, and a considerable amount of makeup. She is considered the school's bossiest teacher and frequently gets angry at the children. When she gets mad, usually after a child (mostly Akito) comments that her "real face is showing", her makeup cracks off her face prompting her to reapply it quickly. She also has a crush on Zenjiro, and is quite fond of the limbo. While mean, she's stated that the real reason she became a teacher was to make children happy, but she began worrying about losing face with the students and started worrying more about discipline. Akito's homeroom teacher in middle school. Sengoku despises Akito and picks on him relentlessly. He believes Akito is a violent and dangerous boy by nature and cannot be changed. Akito, on the other hand, pegs Sengoku as the unfair and spiteful person he is, and refuses to curry Sengoku's favor. Sengoku once hits Akito, but will not admit it, and tries on several occasions to get Akito expelled. Show business colleagues Director of the Mizu no Yakata movie Naozumi & Sana starred in. He likes to take risks in his movies that put both himself & his crew in danger. He has long black hair & a huge scar on his face. A young singer, about the same age as Sana herself. Tobita is a strict actress who takes her work seriously to the point of being stuck-up. She regards Sana as a rival and finds Sana's laid-back attitude extremely irritating. She also gets jealous when Naozumi