妥当 だとう せい確認 かくにん試験 しけんじゃありませんでした
datō sei kakuninshikenjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 妥当性確認試験

1. Was not suitability confirmation testing.; Was not a suitability confirmation test.

Past/Perfective
Negative
Polite
Terminal Form
Computing