かたくちいわしじゃなかったです
片口鰯じゃなかったです
katakuchiiwashijanakattadesu

Noun
Desu Copula

The polite, past negative form of かたくちいわし

1. Wasn't a small horse mackerel.; Wasn't a sand lance.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana