This is a book titled "casa cube (Casa Cube): The Secret of the Square House." It features the "casa cube" house, characterized by its simple and beautiful square exterior. It's recommended for those interested in the concept, design philosophy, and home building. It's a popular book, not only as a reference for residential design but also for those working in architecture and housing, and those considering buying a home. Although unused, it has been stored at home, so please check the condition in the photos. Please understand that this is a used book before purchasing. #casacube #CasaCube #TheSecretOfTheSquareHouse #ArchitectureBook #ResidentialDesign #HomeBuilding #MyHome #ArchitecturalDesign #SimpleHouse #InteriorDesign