Title: "Tonkō" to Nihonjin
Subjects: Foreign relations, History, Relations extérieures, Histoire, Diplomatic relations, Nihon-Taigai kankei-Chūgoku-Rekishi, Tonkō
Places: Japan, China, Dunhuang (China), Japon, Chine, Dunhuang
Time periods: 20th century, 20e siècle