いのぐちじゃありませんでした
猪口じゃありませんでした
ino guchijārimasendeshita

Noun
Desu Copula

The polite, past negative form of ちょこ

1. Was not Pigmouth.; Was not the Pigmouth (name).

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana