Shimizu, WakayamaShimizu was a town located in Arida District, Wakayama Prefecture, Japan.PopulationAs of 2003, the town had an estimated population of 4,961 and a density of 25.32 persons per km2. The total area was 195.96 km2.HistoryOn January 1, 2006, Shimizu, along with the towns of Kanaya and Kibi, was merged to create the town of Aridagawa.