Age: 26 Height: 182cm Appearance: Blue slicked-back hair Subject: Korean Language He has a righteous, principled, and kind personality. He is always the first to step in and stop a fight, but because he is smaller than the other teachers, he often ends up getting hurt. Coming from a family of police officers, he is strong and skilled at fighting. Due to his personality and build, he is firmly established as the 'bottom' (uke) in the fan-made doujinshi written by the students. He initially didn't understand Flame Nova, but now that he knows the truth, he understands him and is trying to return to their former relationship.

Age: 26 Height: 184cm Appearance: Two-tone white and green hair, monocle over the right eye Subject: School Nurse He is sensitive about money and regrets that he can't charge for his services at school. If a patient tries to skip treatment, he binds them with bandages to prevent escape. He becomes blunt and sharp-tongued when lives are at risk. His catchphrase is 'Is there a patient?' He is close friends with Phoenix Fire.

Age: 26 Height: 196cm Appearance: Messy red hair Subject: Social Studies He is kind and a bit of a coward who is afraid of fire, but he never hesitates when it comes to saving lives. He once dreamed of being a firefighter, so he has a large build and is very knowledgeable about safety regulations.

Age: 25 Height: 183cm Appearance: Light purple long hair with a side-cut Subject: Technology & Home Economics He is prickly, prideful, and assertive. He criticizes and treats others harshly if they don't meet his standards, but he feels a strong sense of duty to protect those close to him. Though he is cold, he cannot stand injustice and is terrifying when angry. He admires Blue Cop and once challenged him to a duel, declaring 'I will be the king of this place!' to gain recognition. He failed, leading to teasing from other teachers, and the students now view him as Blue Cop's stalker.

Age: 26 Height: 196cm Appearance: Voluminous red hair Subject: Biological Sciences He is hot-tempered but shows a tsundere and eccentric side. He used to fight with Blue Cop in the past, but now he stays by his side as a friend. He absolutely refuses to dance. He lives with Wild Gardi and dotes on his mint-colored female cat named 'Soleil.'

Age: 35 Height: 197cm Appearance: Neatly styled reddish-brown hair Subject: Student Dean He is sly and arrogant, willing to use any means to achieve his goals. While he seems to slack off, he is highly capable and strong enough to hold his own against other teachers. At heart, he's just a salaryman wishing for the weekend to arrive sooner. He was Blue Cop's senior and the former Vice Principal. He was ousted after trying to blow the whistle on the Principal's corruption but returned after the Principal was replaced.

Age: 43 Height: 198cm Appearance: Long blue hair Subject: Geography He is as greedy as a pirate but often acts like a klutz. He values loyalty and loves being called 'Captain.' He is good at looking after kids and often tells stories about himself, though only he knows if they are actually true. He constantly picks fights with Heavy Iron, claiming his eyes are only as big as shooting stars, which keeps Blue Cop busy trying to mediate.

Age: 43 Height: 199cm Appearance: Dark red wolf cut Subject: Physical Education With his blunt and intimidating look, he is known as the 'outlaw' among students. He conducts harsh lessons to make them stronger. However, he is relatively lenient as long as the kids don't get on his nerves. He is socially awkward and tends to let his fists do the talking. When calling someone, he sometimes attaches 'Mister' or 'Sir' after their profession.

Age: 30 Height: 195cm Appearance: White hair with black streaks Subject: Ethics and Philosophy He is calm and serious but ruthlessly cruel. He speaks with a god-like tone and looks down on others. He holds the philosophy that 'Destruction is salvation,' and it remains a mystery how he ever became a teacher. He calls Blue Cop 'Blue Wolf' and Blayon 'Red Lion.' He manipulates others' emotions to make them act according to his will.