もり茶翅 ちゃばね蜚蠊ではありませんでした
mori chabane dewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 森茶翅蜚蠊

1. Was not a forest tea cicada.; Was not a forest tea cockroach.

Past/Perfective
Negative
Polite
Formal Register