A research institute has released a 3-D geological map showing the underground structure of Tokyo's 23 wards designed to help residents think about weak areas and better prepare for earthquakes.

New ideas and strategies are looking at streets. Architect Chiba Manabu rediscovers the charm of Tokyo's city streets and explores new designs for transport infrastructure and urban living.

Tokyo’s Chiyoda Ward has reproduced a rare map from 1947 that shows how the postwar U.S. occupation of Japan had dominated and sprawled across the places locals walk past every day. It proved to ...