Ayaka is married to Hiro Mizushima. Her favorite singer is the Beatles, DREAMS COME TRUE, Mr.Children and so on. She started musical activities when she was 1st high school student.She released "I believe" and she made her debut in 2006. She sufferd from Basedow's disease and she stopped musical activity in 2009 in order to concentrate on getting well. But she started activities again in 2011 and announced that she made her own record company.