That is how the newer American cities are laid out as well. Look at a map of Los Angeles or Dallas-Fort Worth or any other sprawling American city and you'll fi

That is how the newer American cities are laid out as well. Look at a map of Los Angeles or Dallas-Fort Worth or any other sprawling American city and you'll find the exact same layout as Tokyo: many small cities that grew into one giant city, with many of them having their own "downtowns"/"CBDs".