仏滅 ぶつめつ紀元 きげんではありませんでした
butsumetsukigendewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 仏滅紀元

1. Was not reckoned from the Buddhist era.; Was not dated by the Buddhist calendar.

Past/Perfective
Negative
Polite
Formal Register