履歴 りれき現象 げんしょうじゃなかったです
rirekigenshōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 履歴現象

1. It wasn't a history/record of events.; It wasn't a phenomenon/occurrence.

Past/Perfective
Negative
Polite
Casual Register
Physics
Medicine