Piano solo collection release from the two TV Tokyo kei anime series "ARIA The ANIMATION" and "ARIA The NATURAL." Features twelve songs including piano solo songs, four theme songs played by Mina Kubota (the composer of the intro theme "Undine" and "Euphoria"), seven BGMs played by the theme songs' composer Takeshi Senoo and a piano version of the new outro theme. Also includes three monlogues from the main characters (Erino Hazuki and more) introducing the seasons of Neo Venezia.