あかつつがむしでしょう
赤恙虫でしょう
aka tsutsugamushideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of あかつつがむし

1. Probably a red bug.; Probably a tick.

Polite
Presumptive
Conjecture
Usually Written in Kana