Uploaded on 2017-08-09 by Yuichi Oka

1.all the information that is visible in this photo. This place is downtown Shinjuku, Tokyo, Japan in a summer afternoon.There are many high-density buildings, signboards/banners in primary colors, Godzilla heads against chaos, many people walking in both directions (such density seems to hit together).Many people have casual clothing , and green is little.Signals and traffic signs are buried in signboards and are inconspicuous. 2.Two "invisible information" that can be extracted out of the visible information of this photo. 1)Each pedestrian’s destination and surrounding land use (spread of commercial areas, location of stations, presence of open space, etc.), 2)Changes of pedestrian quantity, attributes and flow, and building appearances with changes in time (weather, season, era), 3.One of invisible informations can become knowledge and contribute to the planning of a more livable urban space.(Choice of 2.2)) By using networked sensors, cameras and smart phones, we can appropriately measure human flow and traffic volume, and adjust pedestrian width, time setting for pedestrian priority, and signal indication time to properly control the walking environment and vehicle traffic. These can flexibly respond to changes of usage information in weather, season or era. Based on the information people make, we can gather, pick out a place that is easy to take a break and talk, and create there a plaza, set up an information desk in the place.