Naohiro Usui

This character is initially portrayed as demanding and strict, often manipulating others to achieve his goals, such as ensuring the police receive credit for solving crimes. Despite his demanding nature, he is fundamentally responsible and a capable leader who can inspire his team. Over time, he develops deeper trust, particularly with Yako and Neuro, and shows a softer side, enjoying cute things and sweet treats. He possesses a strong sense of pride in the police force and is acknowledged as a uniquely capable individual.