DangerGang デンジャーギャング Is A Visual Kei Band That Was Formed In September 2002 By わか Waka Vocals And ヒコ Hiko With Support Members Ka-E Bass And 麗 Rei Drums . Rei Later Became A Permanent Member While Ka-E Left The Band And Was Replaced By Thera. Hiko Has Been Declared The Leader Of The Band. Waka - Vocal Hiko - Guitar Thera Sera - Bass Rei - Drums