ねずみごちでわありませんでした
鼠鯒ではありませんでした
nezumigochidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of ねずみごち

1. Was not a ratfish.; Was not a wheelerfish.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana