ひめ昔蓬 むかしよもぎでしょう
hime mukashi yomogideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 姫昔蓬

1. Probably a princess from long ago.; Possibly a beautiful, noble woman of the past.

Polite
Presumptive
Conjecture