嫡ちゃく流りゅう

noun

lineage of the eldest son; main family line

Refers to the direct line of descent through the eldest son in a traditional family system, often contrasted with branch families (分家). Used in historical, legal, and cultural contexts.

• 彼かれは嫡ちゃく流りゅうの家いえ柄がらを誇ほこりに思おもっている。

  He is proud of his lineage as the main family line.

• 江え戸ど時じ代だいには、嫡ちゃく流りゅうが家か督とくを継つぐのが一いっ般ぱん的てきだった。

  In the Edo period, it was common for the main line to succeed to the family headship.