Cooperative House is located in Suginami, Tokyo. Slab surface, such as a large slide, spiral surrounds the elongated courtyard. 4 out of 9 door door all share a courtyard divided by a green screen, while the other five units occupy the roof balcony slab is continuous as it is. Fun to appeal directly to the physical sensation of space and down climb the diagonal has created a rich living space that there is a change.