闇夜 あんや鉄砲 てっぽうではありません
an'yani teppōdewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 闇夜に鉄砲

1. It is not a gun in the dark.; It's not a firearm at night.

Negative
Polite
Formal Register