Naoko Kouda (幸田 直子, Kōda Naoko, born March 22, 1959) is a Japanese actress and voice actress from Sapporo, Hokkaido, Japan. Her real name and former stage name is Yumiko Sato (佐藤由美子, Satō Yumiko). She also worked under the stage name of Naoko Kouda (幸田奈穂子, Kōda Naoko). She is affiliated with Remax. She was formerly affiliated with Mausu Promotion, Mouvement and Office Kaoru.