八岐 やまた大蛇 おろちではありませんでした
ya mata orochidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 八岐大蛇

1. Was not the eight-headed serpent.; Was not Yamata no Orochi.

Past/Perfective
Negative
Polite
Formal Register