An Inlet of Muddy Water, also titled Muddy Waters, is a 1953 Japanese drama film directed by Tadashi Imai. Based on three short stories by Ichiyō Higuchi, it received numerous national film prizes and is regarded as a major work of Imai by film historians.

Haruko Sugimura was a Japanese stage and film actress, best known for her appearances in the films of Yasujirō Ozu and Mikio Naruse from the late 1940s to the early 1960s.