The first capsule hotel in the world, Capsule Inn Osaka (New Japan Umeda), opened in 1979 and has been enticing guests ever since. The capsule concept was the brainchild of Kisho Kurokawa. In 1972, he designed a residence called "capsule house K". It was an early conceptualization of a revolutionary …

This historical building is an example of metabolism, a movement in Japanese architecture that drew inspiration from how living organisms arrange themselves. Metabolists viewed society as an organism and the Nakagin Tower, built in 1972, is one of the few remaining examples of their work. Each capsule is like a …