Light music: Bandari's "Eternal Covenant", "Listen", "the best friends", "Friendship lasts forever", there are many and different styles as well as pure music
Piano music: "Canon", "Mark of Rain", "Tears"
Popular songs: "One is like summer, the other is like autumn", "Friends Don't Cry", this one is also good
Of course these are all It is mainly about recalling past friendships. The background music is touching, soothing and suitable for memories.