すずめのてっぽうでわありません
雀の鉄砲ではありません
suzumeno teppōdewārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of すずめのてっぽう

1. Not a sparrow's blunderbuss.; Not insignificant.; Not to be underestimated.

Negative
Polite
Formal Register
Usually Written in Kana