noun
taking a husband for one's daughter; adopting a son-in-law
Refers to the practice of bringing a husband into the wife's family, often with the man taking the wife's surname. Can also refer to the marriage ceremony or arrangement itself.
彼は婿取りで山田家に入った。
He joined the Yamada family as an adopted son-in-law.
昔は家を継ぐために婿取りがよく行われた。
In the past, taking a son-in-law was often done to continue the family line.