ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti fˈoːɹ, sˈeɪhoʊdʒˈaɪ wʌz ɹˈɛdʒɪstɚd æz ɐ ʌnˈɛskoʊ wˈɜːld hˈɛɹɪɾɪdʒ sˈaɪt, æz pˈɑːɹt ʌvðə "hɪstˈɔːɹɪk mˈɑːnjuːmənts ʌv ˈeɪntʃənt kaɪˈoʊɾoʊ".
In 1994, Saihō-ji was registered as a UNESCO World Heritage Site, as part of the "Historic Monuments of Ancient Kyoto".