だいおうやしじゃありませんでした
大王椰子じゃありませんでした
daiōya shija arimasendeshita

Noun
Desu Copula

The polite, past negative form of だいおうやし

1. It was not a coconut.; It was not a king coconut.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana