Haruya Shiki  

, 四木 春也

One of the executives in Awakusu-kais organization and one of its youngest members, around 30 years old. Unlike other yakuza featured in this series, he uses honorific language except when speaking to his subordinates. He represents the "Intelliyakuza," who rely more on intelligence, information gathering, and financial manipulation for their income rather than violence. This individual is skilled in aikido and enjoys Hijiribe Ruri, as per Kazamoto's statement. In Awakusu-kai, he is responsible for managing interactions with Orihara Izaya, the information broker.