ICHIGOYA is a commercial facility located in Kokuryo-cho, Chofu, Tokyo, completed in 1988. Designed by the renowned Takamatsu Shin Architects, this building represents an important work from the late 1980s Japanese architectural scene. The structure exemplifies Takamatsu's distinctive design philosophy, blending functional commercial space with thoughtful architectural expression. As a retail and commercial complex, ICHIGOYA demonstrates the designer's approach to urban commercial architecture during this vibrant period of Japanese economic development. The building remains a notable example of commercial design from this era for architecture enthusiasts studying late twentieth-century Japanese architecture.