Banyuwangi Regency is a regency of East Java province in Indonesia. This regency also known as the sun rise of Java because it is located at the easternmost end of Java Island. The town of Banyuwangi serves as a port for ferry services between Java and Bali. The regency is surrounded by mountains and forests to the west; by sea to the east and south - is separated by the Strait of Bali from Bali. With an area of 5,782.5 km2, this regency is by far the largest on the island of Java. The regency is a tourist destination, and subject to ongoing development as an international tourist destination with relevant infrastructure. Banyuwangi regency has been declared a taman bumi, or national geological park (Geopark) in 2018.

East Java is a province of Indonesia located in the easternmost third of Java island. It has a land border only with the province of Central Java to the west; the Java Sea and the Indian Ocean border its northern and southern coasts, respectively, while the narrow Bali Strait to the east separates Java from Bali by around 2.29 kilometres (1.42 mi). Located in eastern Java, the province also includes the island of Madura, as well as the Kangean islands and other smaller island groups located further east and Masalembu archipelagos in the north. Its capital is Surabaya, the second largest city in Indonesia, a major industrial center and also a major business center. Banyuwangi is the largest regency in East Java and the largest on the island of Java.