Assignment: to produce a creative saloon for prospective beauty-experts on the roof of 40(or more)-year-old building located in Shibuya-ku, Tokyo.The roof was irregularly-shaped in accordance with building regulation. And on it, many kinds of equipment are scattered at random. What we did was roughly covering the roof with tough plates of western red cedar (2“6”).The cover protects the time-weakened equipment and waterproof layer, and what is more, creates a “landscape” which is like polygonal hill.In a mega city like Tokyo, natural landscape is totally covered up with buildings and scarcely be seen. What we see instead is latent “secondary landscape” formed with a series of building roof. Our project just brought everybody to realize this fact by this project.Architects are principally expected to build things on land. Oddly enough, on this particular occasion, we create a land on building