The Tsuru family is a family of nine, headed by Kamejiro. Kamejiro is the president of a construction company that has made a fortune in its first generation, but he is a one-man family. His wife, Aiko, is a typical good wife and wise mother type. Kamejiro gets angry and thunders down every week, and the children are afraid of him, calling him "Oyaji Daiko", but he also takes advantage of this.

強烈な個性を持つ明治生まれのおやじと、それぞれ変わった性格の昭和生まれの子どもたちという世代のズレが醸し出す笑いと哀愁の日常騒動記を描く。