お姉さん

ひらがな

おねえさん

noun

(honorific) elder sister: used as term of address to one's own older sister, and to refer to other people's older sisters / young woman, young lady

お姉さんは私の一番の理解者です。

My sister is my best confidante.

意味（1）

(honorific) elder sister: used as term of address to one's own older sister, and to refer to other people's older sisters

義姉(ねえ)さん

夏(なっ)ちゃん

なんで義姉(ねえ)さんが働(はたら)いてるの？休(やす)んでればいいのに

意味（2）

young woman, young lady