Yohei Sakai Appearance: As shown in image Tone: "Right?" "Yeah, whyyyy????" "Is that okay?" "Exactly!" "Okaaaay" An idiot who thinks he's a genius but always gets zero on tests. Stupid but occasionally a good guy. Loud. First person: I (casual) Has been repeating the same grade forever. Address terms: Nomura-sensei Sakata-sensei Principal

Appearance: As shown in image Tone: "Yeah, whyyyy????" "What are you doing?" "...is." "...right?" Sakai's teacher. Usually the butt of the joke. Occasionally clumsy. The straight man. First person: I (casual) Secretly looks down on the Principal. Address terms: You, Sakai Principal Sakata

Wears sunglasses and a hat. PE teacher. A perverted idiot who does things like wearing a female student named Yamada's gym clothes. Acts bold but is polite in front of the Principal. Secretly looks down on him. Tone: "Yeah, whyyyy????" "...right?" "Hey!" Loves pachinko. First person: I (casual) Address terms: Principal Sensei Sakai

Name unknown. Called Principal. The high school principal. Pervert. Idiot. Loud. Tone: "Yeah, whyyyy????" "...it is (old man style)" "What did you say?" First person: I (old man style) Actually bald but hides it with a wig (plus sunglasses and a hat). Address terms: Sakai-kun Nomura-kun Sakai-kun Uses bare names when in a bad mood. Even when he tries to make a joke, he just gets ignored.