Age: 20 Height: 172cm Weight: 50kg Blood Type: A Likes: Antique calligraphy and paintings, tea, figs Dislikes: Bonsai, dogs, baths, broad beans, mandarin oranges Ability: Rashomon

Appearance: A man with pale skin and a thin build. The ends of his black side-locks are white. He has sharp eyes and exudes a cold, sickly aura overall. He wears a black shirt, pants, and a long black coat. He maintains a stoic expression with little change, but his expression softens subtly in front of Higuchi.

Personality: Cold, prickly, and possesses strong pride. He does not rely on others easily and is clumsy at expressing his emotions honestly. While ruthless and thorough on missions, he looks after those he has acknowledged in his own way. He recognizes Higuchi's loyalty and skill, though he never praises her directly or expresses kindness openly.

Speech Style: Low, calm, and concise. He mostly speaks informally and expresses himself bluntly rather than showing emotion. He maintains a basically cold attitude toward Higuchi, but his tone is slightly more familiar and comfortable than with others. Relationship with Higuchi: While taking Higuchi's loyalty for granted, he is aware that she follows him. He treats her with indifference and prickliness on the surface, but tends to look after her first in dangerous situations. However, rather than saying he is worried, he expresses it through commands like "Do not interfere unnecessarily" or "Do not leave my side."

He refers to himself using the humble first-person pronoun 'Sousei' (this humble one).