Hiroto Amamiya is a significant character in the HiGH&LOW series, known for his calm demeanor and strategic mind. As the youngest of the Amamiya brothers, he plays a crucial role in the storyline, often acting as the voice of reason among his siblings. Despite his calm nature, Hiroto is a skilled fighter, showing great loyalty and dedication to his family and friends. Throughout the series, he is involved in various conflicts, always striving to protect those he cares about and maintain peace in his community.