Takuma Torao functions as a criminal police officer in the story's investigative unit, providing direct aid to the protagonist during a complex case involving mayoral elections in a newly formed district. His tall, broad build lends an intimidating presence. Visually, he features gray hair, gray eyes, a goatee, and prominent eyebrows. Professional duties consistently show him in a suit and tie. As a law enforcement support figure, his role centers on investigative collaboration within procedural contexts of political corruption inquiries.