国勢調査を行う
国勢調査が行われた
an area used to obtain a statistical census of the population
戸口調査、国勢調査
国勢調査ってなに?
世論調査.
investigative work called the {International Latitude Service}
someone who conducts surveys of public opinion
As a result of inspection...
research of the national recommended caloric intake called {National Recommended Nutritive Intake Investigation}
someone who conducts a statistical survey