姉 (ane) means “older sister” | MotiTan Japanese Dictionary

More examples

姉は本を読みます。ane wa hon o yo mi ma su

The older sister reads a book.

姉は料理が上手です。ane wa ryō ri ga jō zu de su

My older sister is good at cooking.

Describes a female sibling who is older than the person using the term.

お姉さんonēsan: A polite term for an older sister, especially someone else's.
姉ちゃんanechan: A casual term for an older sister.

自分より年上の女性のきょうだい。ji bun yo ri toshi ue no jo sei no kyō da i

The native Japanese kinship word 姉 (ane) continues Old Japanese ane and uses the kanji 姉 (shi, "older sister"), borrowed from Chinese.

Japanese speakers commonly use 姉 (ane) for their own older sister and お姉さん (onēsan) when referring politely to someone else's older sister.