noun
Refers to a domestic unit living together, often used in official or statistical contexts (e.g., 世帯主, 世帯数).
このアパートには十世帯が住んでいる。
Ten households live in this apartment building.
世帯主の名前を記入してください。
Please fill in the name of the head of the household.
Compound of 世 (world, society) and 帯 (belt, band), originally meaning a group of people living together under one roof. The spelling 所帯 uses 所 (place) instead, emphasizing the dwelling.