三さん世せ帯たい住じゅう宅たく

noun

three-family house; three-generation home

A single residential building designed to accommodate three separate family units, often for multigenerational living.

• 三さん世せ帯たい住じゅう宅たくを建たてて、親おやと子こと孫まごで一いっ緒しょに住すんでいます。

  We built a three-family house and live together with our parents, children, and grandchildren.