PDF/A formatsAccess: via World Wide Web"Università degli Studi di Treno in cotutela con Tokyo University of Foreign Studies, dottorato di ricerca in studi umanistici"東京外国語大学大学院総合国際学研究科博士 (学術) 論文 (2017年9月)Author's thesis (Ph.D)--Tokyo University of Foreign Studies, 2017博甲第235号Other title from Japanese summaryBibliography: p. 195-212Summary in English and Japanese東京外国語大学 (Tokyo University of Foreign Studies)博士 (学術