 The next year she appeared in "Vogue", "Harper's Bazaar", and "Self", and the "Sun-Sentinel" noted that she had become "Giorgio Armani's favorite model".Koizumi made her acting debut in the 1985 Michael Cimino film "Year of the Dragon" as Tracy Tzu, a Chinese American television reporter who falls in love with the fanatical cop Stanley White, played by Mickey Rourke.The "Los Angeles Times" summarized the character as "there to fulfill all Oriental-woman fantasies", and "The New York Times" called Koizumi "so ineffectual a part of the film's framework that she is even upstaged, in a nude scene, by a glimpse of the Brooklyn Bridge".