アラフラおうせでしょう
アラフラ大瀬でしょう
arafuraōsedeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of アラフラおおせ

1. Probably.; Likely.; It seems likely.

Polite
Presumptive
Conjecture
Usually Written in Kana