世帯主の年齢が20～29歳の1人世帯の一般世帯数－第4次メッシュ別
One-person private households by presence of household member 20-29 years of age - 4th level grid squares
RDF description of 世帯主の年齢が20～29歳の1人世帯の一般世帯数－第4次メッシュ別