also: ノルタルジック
na-adjective
A na-adjective loanword from English, used to describe a sentimental longing for the past, often with a slightly stylish or literary feel.
この曲を聴くと、ノスタルジックな気持ちになる。
Listening to this song makes me feel nostalgic.
古い町並みがノスタルジックで素敵
The old townscape is charmingly nostalgic.