The Gurung, also known as Tamu, are a Tibetan ethnic group residing in the hills and mountains of the Gandaki Province in Nepal. They speak the Gurung language, which is categorized as a Sino-Tibetan language derived from the Tibeto-Burman family. The written form of this language relies heavily on the Tibetan script.
Cultural traditions and history among the Gurung people are primarily preserved and transmitted through oral tradition from one generation to the next. While the user prompt identifies "Gurung" as a city in Indonesia, the provided source material defines it exclusively as an ethnic group located in Nepal.