あまこぶねかいでわありませんでした
蜑小舟貝ではありませんでした
amakobunekaidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of あまおぶねがい

1. Was not a small fishing boat.; Was not a houseboat.

Past/Perfective
Negative
Polite
Formal Register
Usually Written in Kana