Interactive Architectural Action In Tokyo. Which of these approximately 1 698 light sources would first catch your attention? If it moves, we'd go for this pretty interactive piece on the UNIQLO façade, done by KleinDytham architecture. Photo by KDa. No doubt, Tokyo is full of bits and pieces of playful architecture and lots of temporary installations that make clever use of the city’s crammed spaces. Tokyoflash.