はつじょうじゃありませんでした
発条じゃありませんでした
hatsujōjārimasendeshita

Noun
Desu Copula

The polite, past negative form of ばね

1. Was not wound up.; Was not spring-loaded.; Was not set.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana