えらぶだいこうもりじゃなかったです
永良部大蝙蝠じゃなかったです
erabu daikōmorijanakattadesu

Noun
Desu Copula

The polite, past negative form of えらぶおおこうもり

1. Wasn't a Yōryūbat.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana