What does お姉さん mean?
お姉さん is a Japanese noun meaning “older sister (polite)” in English. It can also be translated as “young woman” depending on context. It is written as お姉さん in kanji, おねえさん in hiragana, and oneesan in romaji. This word is part of JLPT N5 vocabulary.
Example sentences
お姉さんはどこに住んでいますか。
Where does your older sister live?
山田さんのお姉さんはピアノが上手です。
Yamada's older sister is good at the piano.