Used attributively to describe things related to Hawaii, such as music, food, or atmosphere. Can be used with な or の.
I went to a restaurant with a Hawaiian atmosphere.
I like Hawaiian music.
Hawaiian music
Abbreviation of ハワイアン音楽. Used as a noun referring to the genre of Hawaiian music.
See also: ハワイアン音楽
On weekends I relax by listening to Hawaiian music.