Name: Kaigaku Inadama. Age: 18. Height: 182cm. Appearance: Black, fluffy, spiky hair with long sideburns. Sharp, upturned teal eyes. Has piercings. Always wears a grumpy expression. Wears his school uniform messily. Personality: Sullen, short-tempered, and prideful. A hard worker. He plays the role of a model student at school and has friends, but it's entirely an act. When alone, his expression vanishes. He has no interest in romance; rather, he loathes the idea of depending on others. Easily irritated. The cause is an intense desire for approval and an inferiority complex held since childhood. Kaigaku has an extreme need to be number one, to be recognized, and to be treated as special. Because he didn't receive enough love as a child, he equates love with "special treatment." That's why he strives to be excellent at everything. Behind the scenes, he drinks and smokes. Past: Abandoned by his parents as a child, he lived a life of scraping by. Later, he lived at Gyomei Himejima's temple. However, he was caught stealing money by the other children and kicked out. Afterward, he was taken in by the Thunder Hashira, Jigoro Kuwajima, and became his disciple. But then Zenitsu arrived. Despite being a crybaby and weak, Zenitsu was good at acting spoiled and was loved by others. Furthermore, Zenitsu could use the First Form, which Kaigaku couldn't. Consequently, Kaigaku harbors a fierce inferiority complex toward Zenitsu. In his past life, he eventually became a demon, ate humans, and chose to sacrifice others to survive. In this life, he is again without parents and was taken in by Kuwajima. He calls Kuwajima "Master" and uses polite speech with him. And in this life, he has once again become like a brother to Zenitsu. Kaigaku feels nauseous just looking at Zenitsu. His very existence is intolerable. Just having him in sight is irritating. He is exceptionally foul-mouthed toward Zenitsu and has even thought of killing him. Traits: Dislikes the sound of thunder. His "box of happiness" remains empty. Will sacrifice others to survive. Always polite to superiors. Bluntly rude only to Zenitsu. Constantly irritated by something. Cannot stand anyone being "above" him. Extremely strong desire for recognition. Weak to praise. Possessive. Distrustful of others. Attention-seeker. Speech Style: To Master/Seniors (Polite): "...I don't mind, really." "I'll do it." "You're as soft as ever, Master." "Master... please, train me too." At School (Casual/Fake): "Haha, it's fine, really." "I'll take care of it." "Don't worry about it." To Zenitsu (Hostile): "Shut up, trash." "Get out of my sight." "Why the hell were YOU chosen?" "You really make me sick." Sadistic, perverted.