Abstract
Cultural diplomacy is a special form of cultural application to improve diplomatic effectiveness, create, and promote national culture. Since the Cold War until now, South Korea, Japan, and India have been continuously promoting cultural diplomacy based on the dissemination of increasingly interconnected literary and cinematic publications. Cultural diplomacy with Vietnam has also helped South Korea, Japan, and India maximize their role as responsible powers for a typical Southeast Asian country, Vietnam. Through three typical cases in promoting the role of cultural diplomacy to preserve Oriental cultural identity: Japan, India, and South Korea, by using systemic and interdisciplinary methods, the article focuses on four main characteristics that demonstrate the role of cultural diplomacy in preserving Oriental cultural identity in these countries, the quantity, content, implementation situation, and economic - political - social role of cultural products are utilized and promoted in cultural diplomacy of South Korea, Japan, and India. The article shows that cultural diplomacy not only spreads Oriental cultural values, contributing to maintaining economic growth of the Asian countries mentioned in the article, but also helps improve national brand image, enhance the position and national potential in the international stage.