人 口 密 度(じんこうみつど)

じんこうみつど

noun

population density

1. population density

The number of people living per unit area, typically expressed as people per square kilometer. A standard geographic and demographic term.

東京(とうきょう)は人口密度(じんこうみつど)が高(たか)い。

Tokyo has a high population density.

この地域(ちいき)の人口密度(じんこうみつど)は1平方(へいほう)キロメートルあたり約(やく)300人(にん)だ。

The population density of this area is about 300 people per square kilometer.

都市部(としぶ)の人口密度(じんこうみつど)が上(あ)がり続(つづ)ける一方(いっぽう)で、地方(ちほう)では過疎化(かそか)が進(すす)んでいる。

While population density in urban areas keeps rising, depopulation is advancing in rural areas.

Usage

人口密度(じんこうみつど) is a compound of 人口(じんこう) (population) and 密度(みつど) (density). It is used in geography, news, and everyday conversation about urban crowding.

Common collocations

人口密度(じんこうみつど)が高(たか)い (population density is high)
人口密度(じんこうみつど)が低(ひく)い (population density is low)
世界一(せかいいち)の人口密度(じんこうみつど) (the world's highest population density)

Japan's overall 人口密度(じんこうみつど) is among the highest in the world, but there is a stark contrast between densely packed urban areas like 東京(とうきょう) and sparsely populated rural regions.

general

Added 2026.3.4 13:35 · Revised 2026.9.2 13:01

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