#isolated language
- Ainu — A member of an indigenous Paleo-Siberian population from the Japanese archipelago, historically located on Hokkaido Island, Sakhalin, and the Kuril Islands, structurally characterized by physical and anthropological traits distinct from the majority Japanese population, and by an ancestral culture deeply tied to the veneration of nature and animal spirits. As an adjective, it describes the cultural elements, religious traditions, tribal social organization, or the isolated linguistic system specific to this unique ethnic community.