おいぐちじゃなかったです
お猪口じゃなかったです
oiguchijanakattadesu

Noun
Desu Copula

The polite, past negative form of おちょこ

1. It wasn't a small sake cup.; It wasn't a chawan.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana