??Project (Nagareda Project) is a band produced by Sat (Satoshi Yaginuma) of FripSide. The five band members are S Sosui (guitar/ band leader) , Yutaka Nagareda (vocal/ guitar), Masahiro Kurikawa (drum), Ryuji Momoyama (bass) and Jun Anazawa (guitar). Their first album, Nagareda P (?? P) was released on December 1, 2010 and featured covers of anime songs.