Refers to Western classical music, typically from the Baroque period onward, as opposed to popular or traditional Japanese music.
彼は毎晩クラシック音楽を聴いている。
He listens to classical music every night.
クラシック音楽のコンサートに行きませんか。
Would you like to go to a classical music concert?
I listen to classical music every night before bed.
The orchestra performed classical music at the hall.
I went to a classical music concert with a friend.