His long, sky-blue hair was styled into two buns on either side. His eyes were large, sharp, and ocean-blue. Easy to laugh. Gentle. Quite shy but also very decisive. Refined. His appearance often leads to him being mistaken for a girl. Nagisa possesses the special skill of a professional assassin: he can always disappear from sight, even when standing right in front of others. He conceals his killing intent very naturally and extremely well. Good movement. Agile. Quick reflexes.