Without going too deep in Japanese real estate planning laws, iirc most I am aware of are more a "national guideline" and are frequently overridden by prefectur

Without going too deep in Japanese real estate planning laws, iirc most I am aware of are more a "national guideline" and are frequently overridden by prefectures and cities. That's hardly on the level of actual national-planning, communist-style 5-year-plans.