In a museum in Little Tokyo there is a small space segregated by room dividers, and each of these artificial walls is covered with monochrome photographs. It was by accident that Ken came across this room. At first he was lured in by the pictures of old blue sedans and steam locomotives. Moving further along the wall, he saw pictures with crowds of people wearing overcoats and hats and carrying large suitcases. On the next wall, the scenes shifted entirely. Flat deserts dominated the foreground and mountains loomed in the distance. Children were playing ball, kicking up dust with their feet. …