一大 いちだい旋風 せんぷうじゃありませんでした
ichidaisempūjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 一大旋風

1. It wasn't a big deal.; It wasn't a sensation.; It wasn't a whirlwind.

Past/Perfective
Negative
Polite
Terminal Form