いとまきじゃありませんでした
糸巻鱝じゃありませんでした
itomaki jārimasendeshita

Noun
Desu Copula

The polite, past negative form of いとまきえい

1. Was not a silkworm moth.; Was not an anglerfish.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana