That one has no name. It was originally created by South Korea (CF originally belonged to a Korean game company).

If you want audio files of music, you can search for related audio through Kugou. Second, you can install the client game, open the CF installation folder, click rez → BGM, there are 4 background music, and other music is in other folders of rez.

Log in to the game server and wait for the music: bgm_track1_loop

Enter the game room and wait for the game's music: bgm_track2_loop

Music in the mall: bgm_track3_loop