also: ロマンティック · ロマンチツク
Describes something or someone evoking a sense of romance, idealized love, or a charmingly sentimental atmosphere. Used as a な-adjective.
彼はとてもロマンチックな人だ。
He is a very romantic person.
ロマンチックな夜景に感動した。
I was moved by the romantic night view.
The restaurant had a romantic atmosphere.
The couple spent a romantic night together.
Looking at the night view put me in a romantic mood.
The candlelight created a romantic mood.
ロマンチック is the adjective 'romantic', describing a mood or scene, while ロマンス is the noun referring to the romance or love affair itself.
Both are loanword na-adjectives ending in 'チック', but ロマンチック means 'romantic' while エキゾチック means 'exotic/foreign-feeling'.