渡瀬 わたせ地鼠 じねずみではありませんでした
watase jinezumidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 渡瀬地鼠

1. Was not Watase Nezumi.; Was not the Watase vole.

Past/Perfective
Negative
Polite
Formal Register