柏鵬 はくほう時代 じだいじゃなかったです
wa kuhōjidaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 柏鵬時代

1. It wasn't the Hakuhō era.; It wasn't a Hakuhō-dominated period.

Past/Perfective
Negative
Polite
Casual Register
Sumo