Kazuko Shimizu (Japanese: 清水 和子, Hepburn: Shimizu Kazuko, 9 August 1935 – 26 March 2014), known professionally as Noriko Matsumoto (松本 典子, Matsumoto Noriko), was a Japanese actress and stage director. She and her husband, playwright Kunio Shimizu, were co-founders of the stage company Mokutōsha.

Kazuko Shimizu^[1] was born on 9 August 1935 in Tokyo.^[1][2] and educated at Ohtani Gakuen and the Haiyuza Theatre Company training school.^[1][3] She joined the Mingei Theatre Company in 1959.^[3]

After her debut in Kiyomi Hotta's 1954 production of Shima, Matsumoto began appearing in stage productions, including Jukichi Uno's production of Three Sisters.^[1] In 1976, she and her husband Kunio Shimizu were among the co-founders of the stage company Mokutōsha, where she later worked as a leading actor and in the 1990s began working as a director.^[2][3] Her last performance was at the June 2001 Theater X [ja] production of Joyū N.^[3] Outside of the stage, also had some film and television credits,^[4] including as Fumiko in The Warped Ones.^[5]

Matsumoto won two Kinokuniya Theatre Awards [ja]: in 1979 for her performances in Mokutōsha's production of Gakuya and Janjan's production of Jochū-tachi; and in 1984 for her performance in Mokutōsha's production of Love Letter: Ai to Hi no Seishin Bunseki.^[6] She was awarded a 1987 Arts Encouragement [ja] Award for her performance at Tango at the End of Winter  [ja].^[2]

Following a month of hospitalization, Matsumoto died on 26 March 2014 of interstitial pneumonia at a hospital in Setagaya, aged 78.^[4] Her funeral was restricted to close relatives, with Shimizu serving as the chief mourner.^[3]