EROSION's 1st ALBUM is now available! The album includes the album title track "What is mine" and three other edgy new songs, and is the culmination of the five members' first year. 5-Vocal-Actors Crazy Ver.. includes live history sheet of EROSION 1st LIVE, limited Blu-ray feat. 3 music videos : "Underdogs", "Aspiration", "Get Out!!!!!", as well as a video of "Underdogs" from a boyfriend point of view, and audio commentary.