キログラムじゃなかったです
瓩じゃなかったです
kiroguramujanakattadesu

Noun
Desu Copula

The polite, past negative form of キログラム

1. Wasn't (a unit of electrical power); Wasn't (a unit of electrical power, polite)

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana