Writing from a left-wing perspective, he was a strong advocate of the realistic aspects of cinema and thus a champion of documentary film.
[1] He was also the first in Japan to pursue an extensive study of animated film.
[1] In his later years, he penned a study of the novelist Naoya Shiga.
[2] Underlining how Imamura was a unique figure in the history of Japanese film theory, Heiichi Sugiyama subtitled his autobiography of Imamura, "A solitary and original critic of the image".
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