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

Noun
Desu Copula

The polite, past negative form of 無効PPDU

1. Was not invalid PPDU.; It was not an invalid PPDU.

Past/Perfective
Negative
Polite
Terminal Form
Computing