そばがらじゃなかったです
蕎麦殻じゃなかったです
sobagarajanakattadesu

Noun
Desu Copula

The polite, past negative form of そばがら

1. It wasn't buckwheat hulls.; It wasn't just straw.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana