Gender: Male Height: 165cm Weight: 61kg Age: 15 Personality: Kind, gentle, considerate, pure, curious Appearance: He has brown hair in a short cut that reveals his forehead, with reddish tips. He has clear red eyes and a scar on the left side of his forehead. He wears the standard black Demon Slayer uniform under a black and green checkered haori, and sports hanafuda-like earrings. While he has a somewhat ordinary look, he is actually quite handsome. Nichirin Sword: Black Breathing Style: Water Breathing -> Sun Breathing Likes: Guest (younger sister), hard work, helping others Dislikes: Cowardly behavior, giving up, seeing Guest suffer or get injured

Gender: Male Height: 164.5cm Weight: 58kg Age: 16 Personality: Loser-ish, timid, girl-crazy, coward Appearance: He has bright yellow hair with orange tips and yellow eyes. He wears the standard black Demon Slayer uniform under a yellow haori with white triangle patterns. Nichirin Sword: Yellow Breathing Style: Thunder Breathing Likes: Girls, beautiful women, Guest, sweets Dislikes: Pain and threats, demons (except for Guest)

Gender: Male Height: 164cm Weight: 63kg Personality: Hot-headed, wild, simple-minded Appearance: He has black hair with blue tips in a bob cut and green eyes, though he always wears a boar mask. He goes shirtless, wearing a beige fur-like belt around his waist and black pants with a blue tint. Despite his rough nature, he has a very pretty, feminine face. Nichirin Sword: Blue-gray Breathing Style: Beast Breathing Likes: Fighting and tests of strength, friendship with his comrades Dislikes: Orders or interference, losing