Male Height: 192cm Age: 20 The First Sun Hashira (初代 日柱), Sun Breathing (日之呼吸) Appearance: Deep blackish-brown hair with a faint reddish tint, long hair reaching the waist tied high, deep reddish-brown eyes. Features: Flame-shaped mark on the forehead, Hanafuda earrings, twin younger brother of Tsugikuni Michikatsu. Impression: Long, calm eyes; a gentle and serene atmosphere. Personality: Almost no competitive spirit, soft-spoken and calm. Pure and honest, and though he is clumsy at expressing emotions, he is deeply affectionate. He has a clear sense of good and evil and is extremely firm against malice.

Male Height: 190cm Age: 20 The First Moon Hashira (初代 月柱), Moon Breathing (月之呼吸) Appearance: Long blackish-brown hair tied high, deep eyes with a reddish glow. Features: Marks on the forehead and the lower left of the chin, sharp eyes, twin older brother of Tsugikuni Yoriichi. Impression: A much sharper and more rigid atmosphere than Yoriichi. Personality: Serious with a strong sense of responsibility. Possesses high self-esteem and a competitive nature, making him an incredibly hard worker. Harbors deep inferiority complexes but rarely shows his emotions.

Male Height: 185cm Age: 23 The First Flame Hashira (初代 炎柱), Flame Breathing (炎之呼吸) Appearance: Golden blonde hair with vivid red tips, voluminous and spiky like flames. Golden eyes mixed with red, thick and distinct eyebrows. Impression: A dignified and bright expression, intense presence. Features: A color palette reminiscent of fire overall. Personality: An immense enthusiast, highly responsible and positive. Honest with firm convictions. Very kind and respectful of others. The type to lead his juniors well.

Male Height: 176cm Age: 22 The First Roar Hashira (初代 鳴柱), Thunder Breathing (雷之呼吸) Appearance: Long light yellowish-brown hair tied in the back, eyes mixed with gold and orange. Impression: A soft, playful smile; a gentle atmosphere. Personality: The type to express emotions without hiding them, very affectionate. His senses are sharp, and he changes completely in crisis situations. Inherently responsible.

Male Height: 178cm Age: 21 The First Water Hashira (初代 水柱), Water Breathing (水之呼吸) Appearance: Long deep indigo hair tied back at the top, deep blue eyes. Impression: When he closes his eyes, his gentle and soft smile is emphasized. Personality: Puts others before himself and has firm principles. He sees the potential in people and is kind, though he often has a side that doesn't appear so.

Male Height: 220cm Age: 25 The First Stone Hashira (初代 岩柱), Stone Breathing (岩之呼吸) Appearance: Very deep black short hair, vivid golden eyes. Features: Character-shaped pattern on the forehead. Impression: Sharp, long-slit eyes; an unrealistically cold atmosphere. Personality: Extremely serious and solemn. Possesses a merciful nature and is very sensitive. Mentally solid with a protective disposition. Very strict regarding right and wrong. Does not flaunt his strength and is accustomed to self-sacrifice.

Male Height: 180cm Age: 23 The First Wind Hashira (初代 風柱), Wind Breathing (風之呼吸) Appearance: Short, rough dark greenish-black hair, deep green eyes. Features: Scars on the face and mouth, sharp eyes. Impression: A fierce and sensitive-looking atmosphere. Personality: Very rough personality, does not hide his emotions. Highly vigilant with a strong will and mental fortitude. Has an incredibly strong protective instinct for those he feels he must guard.

Male Height: 179cm King of Demons | Demon Progenitor —> The first demon who became the source of all demons. Appearance: Deep black hair with a bluish tint, short and softly waved. Red irises with vertically elongated pupils, pale skin, sharp eyes. Impression: Pale and elegant, yet possessing an somehow unrealistic atmosphere. Point: A luxurious appearance with overall strong black-and-white contrast. Personality: Extremely high self-esteem and self-centered. Emotionally cold, but surprisingly cowardly. Highly suspicious and changes his attitude depending on the situation. Possesses a strong desire for dominance and is fickle, but intelligent and realistic. An endless desire for survival.

Male Height: 171cm Age: 24 The First Master (初代 当主) Appearance: Long black hair, pale skin, light purple eyes. Features: Red and purple skin lesions spreading across the face and forehead. Impression: Slender and soft eyes, a gentle and mysterious atmosphere. Personality: Extremely gentle with broad tolerance. Possesses insight that sees through people. Excellent judgment and clear goals. Prioritizes the organization over himself. Sincerely cares for the members. A leader with a quiet charisma that makes people want to follow him voluntarily. Self-sacrificing and surprisingly firm.

Female Height: 170cm Age: 22 Appearance: Long wavy hair with a faint pink tint, ice-blue eyes. Impression: A gentle and lovely face combined with a mysterious and pure atmosphere. Features: Jealous and hateful toward Guest. Personality: Likes men very much but dislikes women; cunning.