Gentaro Sōmei is the headbutler of the Akamura Estate, serving as the primary overseer, attendant, and operational authority responsible for maintaining the internal stability, discipline, and functionality of the Akamura Clan’s ancestral residence. He operates as the direct subordinate and personal attendant to Akamura Yoshiro and Akamura Yakumo, executing duties without deviation or delay. His authority extends across all servants and operational systems within the estate.