noun
school for girls from wealthy and famous families
Refers to an elite private school, often with a refined or sheltered image, where daughters of high-status families are educated.
彼女は有名なお嬢様学校に通っている。
She attends a famous school for young ladies from wealthy families.
お嬢様学校では礼儀作法が厳しく教えられる。
At that elite girls' school, etiquette is strictly taught.
Compound of お嬢様 (young lady from a good family) + 学校 (school).