South Korean boy band BTS released on Wednesday a new Japanese single, "Lights." The song was released alongside the Japanese versions of "Boy with Luv," firstĀ released in AprilĀ as part of the group's Korean extended play "Map of the Soul: Persona," and "Idol," a 2018 single from the album "Love Yourself: Answer." "Lights" is an uplifting ballad where the BTS members describe themselves and listeners as each other's "light." Credit to AZLYRICS I do this video is for entertainment purposes only.