せいれいひこうぎじゃなかったです
精霊飛蝗擬じゃなかったです
seireihikōgijanakattadesu

Noun
Desu Copula

The polite, past negative form of しょうりょうばったもどき

1. Spirit locust wasn't pretending.; It wasn't pretending to be a spirit locust.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana