wˈɔlt lˈiː ɹᵻpˈoːɹts ðæt dʒɛntˈæɹoʊ nˈækɐdʒˌɪməz nˈɑːvəl, ˌɔn wˌɪtʃ ðɪs fˈɪlm wʌz bˈeɪst, wʌz ɪn tˈɜːn bˈeɪst ɔnðə dʒˌæpənˈiːz fˈoʊkteɪl kæɡˈuːjəhˈaɪm.
Walt Lee reports that Gentaro Nakajima's novel, on which this film was based, was in turn based on the Japanese folktale Kaguya-hime.