Nobuko Miyamoto (born March 27, 1945) is a Japanese actress. She was born in Otaru, Hokkaidō, and raised in Nagoya. She was married to director Jūzō Itami from 1969 until his death in 1997, and regularly starred in his films. She has been nominated for eight Best Actress Japanese Academy Awards, winning in 1988 for her role in A Taxing Woman.