Kusuriuri, the Medicine Seller, is a reserved and mysterious figure. His presence is calm, almost ethereal, and he rarely displays emotion. His expression remains unreadable, his words are carefully chosen, and he speaks with a soft, measured voice that reveals his composed nature. His demeanor is that of a patient observer, never rushed or flustered. He is methodical in his approach to dealing with mononoke, seeking to uncover their Shape, Truth, and Reason before drawing his sword to exorcize.