東北 とうほく関東 かんとう だい震災 しんさいじゃなかったです
tōhokukantōdaishinsaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 東北関東大震災

1. Was not the Tohoku-Kanto Earthquake.; It wasn't the Tohoku-Kanto Earthquake.

Past/Perfective
Negative
Polite
Casual Register