有と無

有と無 (Ari to Mu) is a studio album by the Japanese rock band ACIDMAN, characterized by its intricate blend of alternative rock and post-rock elements. The album showcases the band's signature sound, marked by ethereal melodies, dynamic instrumentation, and thought-provoking lyrics that explore themes of existence and consciousness. Over the years, it has garnered a dedicated fan base and is considered a significant contribution to the Japanese rock scene.