Ōamishirasato 2.16

Ōamishirasato is a city located in the east-central Bōsō Peninsula of Chiba Prefecture, Japan, bordered by Pacific Ocean to the east.As of December 2012, the city has an estimated population of 51,176 and a population density of 881 persons per km². The total area is 58.06 km².Surrounding MunicipalitiesMidori-ku, ChibaTōgane, ChibaMobara, ChibaKujūkuri, ChibaShirako, ChibaHistoryŌami Town and Shirasato Village were created during the organization of Sanbu District within Chiba Prefecture on April 1, 1889. Shirasato was elevated to town status on August 10, 1935. Ōami Town expanded through the annexation of neighboring villages of Yamane and Mizuho on April 1, 1951. Ōami and Shirasato Towns and Masuho Village were merged to create Ōamishirasato Town on December 1, 1954. The town annexed a portion of Honnō Town in a boundary adjustment of November 1, 1957.Elevation to city statusŌamishirasato was elevated to city status on January 1, 2013. The city, formerly known as Ōamishirasato-machi, is now known in the Japanese as. The town is no longer part of Sanbu District, and the designation of Sanbu District is not a required part of postal addresses.