Kamatari Fujiwara is a Japanese actress primarily known for her collaboration with director Shinya Tsukamoto. She rose to prominence through her roles in the cyberpunk body horror cult films: "Tetsuo: The Iron Man" (1989) and "Tetsuo II: Body Hammer" (1992).

In these films, Fujiwara often portrayed vulnerable female characters or victims of grotesque and violent metamorphoses, embodying physical and psychological horror. Her acting style is characterized by visceral intensity and raw physicality, essential elements for the extreme aesthetic of Tsukamoto's works. Her iconic presence has made her a distinctive figure in Japanese independent and genre cinema.