sentences: "In "Staircase of Sex" (1968) Nishihara starred Katori with two foreign models in an attempt to cash in on the exotic appeal of the Caucasian performers.Allmovie critic Robert Firsching comments on her work for the director at this studio, "Katori... deserves some sort of medal for valor after allowing Nishihara and Aoi Eiga studios to have her brutally raped five times in four films."