SC えすしいID あいでぃうマウスじゃありませんでした
esushiiaidiumausujārimasendeshita

Noun
Desu Copula

The polite, past negative form of SCIDマウス

1. Was not a SCID mouse.; Was not a SCID mouse (polite).

Past/Perfective
Negative
Polite
Terminal Form