懐古 かいこ趣味 しゅみではありませんでした
kaikoshumidewārimasendeshita

Noun
Desu Copula
no-Adjective

The polite, past negative form of 懐古趣味

1. Was not nostalgic.; Did not indulge in reminiscing.

Past/Perfective
Negative
Polite
Formal Register