Yōko Natsuki is an actress, born in Ise, Mie Prefecture, Japan. She started her career in the 1977 movie Karate for Life. One of her television roles was as Osono, a ninja in the jidaigeki series Yoshimune Hyōbanki: Abarenbō Shōgun. She also regularly appeared in Abare Hasshū Goyō Tabi.