"ワン★オポ！vol.03" (Wan★Opo! vol.03) is an album by the doujin circle Wonderful☆Opportunity (Jesus-P and Minus-P), the previous one being Wonderful★Opportunity! vol.02. It features 5 tracks; both new songs and old, with the vocals of Kagamine Rin and Len only. It's purchasable from Toronoana