にっぽんりすじゃありませんでした
日本栗鼠じゃありませんでした
nipponrisujārimasendeshita

Noun
Desu Copula

The polite, past negative form of にほんりす

1. Was not a Japanese squirrel.; Was not a Japanese chipmunk.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana