noun
Refers to a person who financially supports dependents, typically in a family context. Often used in legal, tax, or social welfare discussions.
彼は家族の扶養者として懸命に働いている。
He works hard as the breadwinner for his family.
税法上、扶養者がいる場合、控除が受けられる。
Under tax law, if you have a dependent, you can receive a deduction.
Compound of 扶養 (support, maintenance) and 者 (person). The term is a straightforward Sino-Japanese formation.