せみほうぼうでわありませんでした
蝉魴鮄ではありませんでした
semi hōbōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of せみほうぼう

1. Was not a haddock.; Was not a greenling.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana