The Ariake Ferry Nagasu Port Terminal, completed in 1996 in Nagasu Town, Kumamoto Prefecture, represents a functional approach to maritime infrastructure design. Designed by architect Toshiaki Ishida, this office facility serves as a gateway for ferry operations across the Ariake Sea. The building exemplifies practical architecture tailored to port operations, balancing administrative needs with the demands of a working maritime environment. Its design reflects the architectural considerations necessary for waterfront facilities, combining efficiency with the unique requirements of ferry terminal operations in this important transportation hub.