members shoco - real name : shōko suzuki ( 鈴木翔子 ) - vocal tomo 2 - real name : tomoko midorikawa ( 翠川智子 ) - guitar ayaka - real name : ayaka haraguchi ( 原口彩香 ) - bass reona - real name : reona suzuki ( 鈴木玲緒奈 ) - keyboard ( leader ) sawa 2 - real name : sawako suzuki ( 鈴木佐和子 ) - drums reona and ayaka founded the band with two other original members , who later quit .