女子 じょし高等 こうとう学校 がっこうでしょう
joshikōtōgakkōdeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 女子高等学校

1. Probably a high school for girls.; She is probably a high school girl.

Polite
Presumptive
Conjecture