しゃちほこじゃありませんでした
鯱じゃありませんでした
shachihokojārimasendeshita

Noun
Desu Copula

The polite, past negative form of しゃちほこ

1. Was not a killer whale.; Was not an orca.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana