Asia East Asia https://en.wikipedia.org/wiki/East_Asia https://www.wikidata.org/wiki/Q27231 East Asian Eastern Asia The eastern subregion of Asia, defined in both geographical and ethno-cultural terms. The region includes China, Hong Kong, Macau, Japan, Mongolia, North Korea, South Korea and Taiwan. People Indigenous to the region are known as East Asians. China, Japan, Korea, and Vietnam belong to the East Asian cultural sphere.