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older sister; elder sister
young lady
miss
ma'am
姉さんは来週帰ってくる。
My older sister is coming back next week.
近所の姉さんにピアノを教わった。
I learned piano from the older girl in the neighborhood.
子供の頃から姉さんの言うことは絶対だった。
Since childhood, whatever my older sister said was absolute.