Band formed in January 1997. The members of the group are Shimo Z on vocals, Kame Z on guitar, Habumashin on bass, and Zikejiann on drums. In August of 1997 they started "Okinawa Core" in Tokyo and Okinawa. Their first album "Okinawa Core" sold over two thousand copies. In February 1999 their second recording "Okinawa Core Pride" was released, in May 1999 their third "Okinawa Justice" and in November their fourth "Okinawa Beat" was issued.