(あとつ)

あとつぎ
noun
successor; heir
familysociety
See also: 跡取(あとと) (variant form)
1. successor; heir
A person who takes over a position, role, business, or family line. Used for both familial inheritance and organizational succession.
跡継(あとつ)ぎがいない。
There is no successor.
長男(ちょうなん)(みせ)跡継(あとつ)ぎになった。
The eldest son became the successor to the shop.
We need to decide on a successor for the president early.

Refers to a person who inherits or takes over a role, position, business, or family line. The nuance emphasizes continuity — the successor carries on what came before.

Common collocations

Often used when discussing family businesses, traditional crafts, or farms facing a shortage of young people willing to carry on. The spelling 後継(こうけい)ぎ is a more formal synonym used in corporate and political contexts.