有効 ゆうこうPP ぴいぴいDU でぃうゆうじゃありません
yūkō piipii diuyūjārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 有効PPDU

1. Not a valid PPDU.; It is not a valid PPDU.

Negative
Polite
Terminal Form
Computing