Tsûsai Sugawara (???? or ????, Sugawara [also Sugahara] Tsûsai [also Tsusai, Tsu'sai, Tsusai, Tsuzai, or Tsuzai], 16 February 1894 – 13 June 1981) was a Japanese social activist, business leader, writer, art patron, and occasional actor.
In the West he is best known for his cameo appearances in several of the last films directed by Yasujiro Ozu.