こうかくじゃありませんでした
磽确じゃありませんでした
kōkakujārimasendeshita

Noun
Desu Copula
na-Adjective

The polite, past negative form of こうかく

1. Was not certain.; Was not sure.; Was not correct.

Past/Perfective
Negative
Polite
Terminal Form
Usually Written in Kana