しつ欠陥 けっかん責任 せきにんじゃありませんでした
shitsukekkanno sekininjārimasendeshita

Noun
Desu Copula

The polite, past negative form of 質欠陥の責任

1. Was not responsible for quality defects.; Was not at fault for the quality issue.

Past/Perfective
Negative
Polite
Terminal Form