History 191 Civilization 70 History and criticism 54 Study and teaching 42 Foreign relations 36 Congresses 35 Antiquities 34 más ... Relations 33 Operas 30 Politics and government 28 Social conditions 27 World War, 1939-1945 27 Japanese literature 25 Art, Japanese 24 Art, Modern 23 International relations 23 Japanese language 23 Exhibitions 18 Criticism and interpretation 17 Women 17 Publishers and publishing 15 Booksellers and bookselling 14 Buddhism 14 Confucianism 14 Economic conditions 14 Photography, Artistic 13 Forecasting 12 Historiography 12 Internal security 12 Art 11 menos ...