Misako Uno is a Japanese Tarento, artist, actress, essayist and talent agent best known as a lead vocalist and dancer of the performing arts group AAA. She is also the Middle manager of Avex Group, advertising manager of SHUFU TO SEIKATSU SHA (主婦と生活社) and public fasting Consultant of Japan Enzyme Hydrogen Medical Beauty Society (日本酵素・水素医療美容学会). Her feature film debut as an actress was in the 2006 Hollywood horror film, The Grudge 2, as Miyuki.

AAA is a Japanese pop group signed to the label Avex Trax which debuted in September of 2005. The name has the meaning of "challenging everything" or "against all odds", and the group is marketed by their label as a "super performance unit".