だい日本 にっぽん帝国 ていこく憲法 けんぽうじゃなかったです
dainipponteikokukempōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 大日本帝国憲法

1. Was not the Greater Japan Imperial Constitution.; Wasn't the Japanese Constitution.

Past/Perfective
Negative
Polite
Casual Register