on september 7, exo announced through a video that they would be releasing their second japanese single titled "coming over" and a japanese album containing three original japanese songs in december. on october 7, the full song was made available in japan through the awa application, a popular japanese streaming service, and was played over 100,000 times 12 hours before the promotional event ended. on the same day, it was announced that the official launch date for the single will be december 7.