こしゃちほこいるかじゃありません
小鯱海豚じゃありません
koshachihokoirukajārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of こしゃちいるか

1. Not a small killer whale dolphin.; Not a small orca dolphin.

Negative
Polite
Terminal Form
Usually Written in Kana