Here's the fish market in downtown Tokyo. Close by the Bay where all the fish are landed. It's a pretty exciting place starting at about 0400. Lots of work to do.
That's an actual photograph, probably not the first powered flight however. I can understand traveling to a sand dune to try this thing out, but, why December?
Housing is difficult in Japan, certainly in Tokyo. But imagination runs wild. Here is an infill project, multi-use with a shop at road level, and a nice spiral staircase for the entry. The multiple wires are typical. They are what hold Japan together during earthquakes.