Population density is very high now.
今人口密度がとても高い。
Japan has a high population density.
Japan is a country with a high population density.
日本は人口密度が高い。
Population density is very high now.
今人口密度がとても高い。
Japan has a high population density.
Japan is a country with a high population density.
日本は人口密度が高い。