three-family house; three-generation home
A single residential building designed to accommodate three separate family units, often for multigenerational living.
We built a three-family house and live together with our parents, children, and grandchildren.
Refers to a two-family house, while 三世帯住宅 is for three families.
Standard kanji spelling using the numeral 三.
Variant using Arabic numeral ３; common in advertising and real estate listings.
Compound of 三 (san, 'three'), 世帯 (setai, 'household'), and 住宅 (jūtaku, 'residence').