on tourism, subsistence agriculture, and fishing, with a significant portion of Gross National Product (GNP) derived from foreign aid. The country's currency is the United States dollar. The islands' culture is derived from a mixture of Japanese, Micronesian, and Melanesian elements, with the majority of citizens of mixed Micronesian, Melanesian, and Austronesian descent, with significant groups descended from Japanese and Filipino settlers. The country's two official languages are Palauan, a member of the wider Sunda–Sulawesi language group, and English, with Japanese, Sonsorolese, and Tobian recognised as regional languages
