Soft On Demand
In Spring 2002, Oikawa began an association with the new KMP Million label, most of them under the direction of Goro Tameike. She said that Tameike showed her the way to go. Her first video with KMP and Tameike, "Another Side of Nao Oikawa", involved anal sex and forced fellatio. One of her male partners is famed porn actor Taka Kato About same time, she began to work with Soft On Demand and Moodyz which produced her most popular AV works. More than half of her AV work are produced in 2002.