(collective) elder sister and younger brother

Rare spelling of 兄弟 (“siblings”, literally “elder brother and younger brother”).

(archaic) a noblewoman who is younger sister to another one in her family

Rare spelling of 乙姫.

academy or non-university college (a post-secondary school not legally considered a university)

(education) high school, senior high school

boarding school

public school, state school

academy (specialized school), vocational school

private school (US), public school (UK)