Ai has said that she felt more at home under Def Jam , as many of her co-workers shared her musical tastes .
In 2002 she moved to Def Jam Japan as the first female artist signed to the label .
Ai has said that artist felt more at home under Def Jam , as many of artist 's co-workers shared her musical tastes .
In 2002 she moved to Def Jam Japan as the first female artist signed to the label .