Yashiro was a town located in Kato District, Hyogo Prefecture, Japan. As of 2003, the town had an estimated population of 21,409 and a density of 244.95 persons per km². The total area was 87.40 km². On March 20, 2006, Yashiro, along with the towns of Takino and Tojo, was merged to create the city of Kato.