春秋しゅんじゅう戦国せんごく時代じだいじゃありません
shunjūsengokujidaijārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 春秋戦国時代

1. It is not the Warring States period.; It's not from the Warring States period.

Negative
Polite
Terminal Form