Information:
Kozi was a guitarist for the Visual Kei group Malice Mizer. He would remain with the group until they broke up at the end of 2001.

In 2002, Kozi would join up with fellow Visual Kei musician Haruhiko Ash to form the group Eve of Destiny. In 2003, Kozi would begin a solo career for himself along with continuing to participate in Eve of Destiny.