As a result, Japan in this period received no title from Chinese dynasties, while they did send . From the Chinese point of view, the class or position of Japan was demoted from previous centuries in which the kings received titles. On the other hand, Japan loosened its political relationships with China and consequently established extraordinary cultural and intellectual relationships.隋唐使の赴倭とその儀礼問題 台湾大学歴史学系　高明士 , japanology.cn
