無効 むこうPP ぴいぴいDU でぃうゆうじゃありません
mukō piipii diuyūjārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 無効PPDU

1. Not an invalid PPDU.; It is not an invalid PPDU.

Negative
Polite
Terminal Form
Computing