This is the 1245th most frequent Japanese word.
世帯
"世帯" means "household" or "family unit."
In this sentence, '世帯' refers to an individual household unit within a nation.
全国の世帯数は年々増加しています。
The number of households nationwide is increasing year by year.
Here, '世帯' signifies households characterized by specific demographics, such as senior citizens.
この町には多くの高齢者世帯が住んでいます。
There are many senior households living in this town.
In this example, '世帯' is used to describe households categorized by income level.