Completed in 2007, Soen 70th+1 Paper Fantasy stands as a distinctive exhibition facility located in Shibuya's prestigious Meiji-dori area. Designed by architect Ayuko Maruta, this contemporary structure showcases innovative spatial design principles that challenge conventional architectural boundaries. The building serves as a dynamic exhibition space while demonstrating sophisticated material expression and structural creativity. Its thoughtful integration into the urban landscape, combined with its functional versatility, makes it a compelling case study for architects interested in small-scale institutional design and contemporary Japanese architectural practice.