Shirahama is a town located in Nishimuro District, Wakayama, Japan. On March 1, 2006 the town of Hikigawa, from Nishimuro District, was merged into Shirahama. As of September 1, 2007, the town has an estimated population of 23,180 and a population density of 115 persons per Square kilometer. The total area is 201.04 Square kilometers. Shirahama is a resort town on the south coast of Wakayama Prefecture. Its beaches are white sand, imported from Australia. Shirahama is also known for its hot springs. During the summer (July and August), there are fireworks every night on the beach.