Rika Ishikawa (石川 梨華, Ishikawa Rika, born January 19, 1985), is a Japanese actress and model associated with Hello! Project and best known as a former member of the pop group Morning Musume. She was the leader of the Japanese pop idol trio v-u-den until June 2008. She has performed as a solo singer, as a member of the Japanese pop idol group Ongaku Gatas, in the pop duo Hangry & Angry as Angry, and as a current member of Dream Morning Musume.