Although he directed 'Kabe atsuki heya' (The Thick-Walled Room), a film describing class B/C war criminals imprisoned for a crime they didn't commit, by Kobo ABE's script in the same year, it was held to be released out of consideration to the U.S. (it was released in 1956).
同年安部公房の脚本で無実の罪で投獄されたBC級戦犯を描いた重厚な作品「壁あつき部屋」を監督するが、米国への配慮から公開が見送られた(公開されたのは31年)。