I would suggest that the real factor preventing more-widespread application of this idea is a lack of developable land near frequent rail service. The houses do

I would suggest that the real factor preventing more-widespread application of this idea is a lack of developable land near frequent rail service. The houses do appear to make extremely efficient use of land in the Japanese fashion, however, with modest building lots on a very narrow street. The aesthetic is very 1980s US west-coast suburbia.