てながだこじゃなかったです
手長蛸じゃなかったです
tenagadakojanakattadesu

Noun
Desu Copula

The polite, past negative form of てながだこ

1. Wasn't an octopus.; Wasn't long-armed.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana