いがぐりかにじゃありませんでした
毬栗蟹じゃありませんでした
igagurikanijārimasendeshita

Noun
Desu Copula

The polite, past negative form of いがぐりがに

1. It was not a chestnut crab.; I was not a chestnut crab.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana