てんしゃがじゃありませんでした
天社蛾じゃありませんでした
tensha gajārimasendeshita

Noun
Desu Copula

The polite, past negative form of しゃちほこが

1. It was not a celestial moth.; It wasn't a heavenly moth.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana