臣籍 しんせき降下 こうかじゃありませんでした
shinsekikōkajārimasendeshita

Noun
Desu Copula

The polite, past negative form of 臣籍降下

1. Was not demoted.; Was not reduced in rank.; Was not stripped of status.

Past/Perfective
Negative
Polite
Terminal Form