Yuna Ito (伊藤 由奈, Itō Yuna, born September 20, 1983) is an American Japanese pop singer-songwriter and actress in Japan. Ito was born in Los Angeles and raised in Hawaii. She is currently signed onto Sony Music Japan. She rose to fame due to the movie adaptation of the manga Nana, playing Reira Serizawa. She sang one of the main theme songs of the movie, "Endless Story", which peaked at the number two spot on the Oricon charts.