WEBwww .dj-ozma .com. Nao Baba ( Japanese: 馬場 直, Hepburn: Baba Nao), known professionally as DJ Ozma (stylized DJ OZMA) and legally as Sumitada Ozumano (尾妻野 純直, Ozumano Sumitada), is a Japanese pop singer and musical artist. [1] He is also known as Show Ayanocozey of the rock band Kishidan and Naomi Camelia Yazima of …