渡瀬 わたせ地鼠 じねずみじゃありませんでした
watase jinezumijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 渡瀬地鼠

1. Was not a Watase field mouse.; Wasn't a Watase field mouse.

Past/Perfective
Negative
Polite
Terminal Form