ルルル(RuRuRu) formed in spring of 2003 by three persons of Dina(Vo, Gt), Kunoki(Ba), and Yoshioka(Dr). Dina's twins' elder brother Jaba was invited to the guitar in the winter of the same year,and started activity in spring of 2004. incorporating the element of sound-system, post-system, mixture, And original space is created in the real world which is useful in noise and the world is divided. The space-time which "ru ru ru" created has spread there when the sound and the rhythm of A are able to be felt with the whole body.