ぎょしょくこうもりじゃなかったです
魚食蝙蝠じゃなかったです
gyoshokukōmorijanakattadesu

Noun
Desu Copula

The polite, past negative form of うおくいこうもり

1. Wasn't eating fish bats.; Didn't eat fish bats.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana