The Ace Plaza, formerly known as Shunshoken, stands as a notable accommodation facility in Ito, Shizuoka Prefecture. Completed in 1990, this building was designed by acclaimed architect Chiaaki Arai of Arai Urban Architectural Design. Located in the scenic Yoshida district, the structure exemplifies the architectural sensibilities of the early 1990s Japanese hospitality sector. The building showcases thoughtful integration with its natural surroundings while providing modern lodging amenities. Its design reflects the careful consideration given to visitor experience and environmental harmony characteristic of quality resort architecture from this period.