What administrative territorial was acquired by Minami-Saitama District, Saitama from 1953 to 1955?
Minami-Saitama District , Saitama , the district has an estimated population of 33,405 and a density of 2,090 persons per km . The total area is 15.95 km . Towns and villages . - Miyashiro District timeline . - 1871 ( first wave of prefectural mergers ) : The part of Saitama District that would later become Minami-Saitama becomes completely part of Saitama Prefecture which is named after the district . - 1879 ( reactivation and reorganization of ancient provincial districts as modern prefectural subdivision ) : Saitama District is split into North- ( Kita- ) and South ( Minami- ) Saitama , the district government of South Saitama is set up in Iwatsuki - 1889 ( Great Meiji mergers & introduction of modern municipalities ) : Minami-Saitama is subdivided into 6 towns and 44 villages - 1923 : The Minami-Saitama district assembly is abolished . - 1926 : The Minami-Saitama district government is abolished , and it becomes a purely geographical unit . - November 3 , 1954 - The town of Iwatsuki gained city status . - The town of Koshigaya was created by merging with 2 towns and 8 villages . - January 1 , 1955 - The town of Washinomiya merged with the village of Sakurada from Kitakatsushika District to form the town of Washinomiya in Kitakatsushika District . - July 20 , 1955 - The villages of Momoki and Suka merged to form the town of Miyashiro . - August 1 , 1955 - The village of Kawayanagi merged into the town of Soka in Kitaadachi District ( now the city of Soka ) . - November 3 , 1955 - Parts of the town of Soka in Kitaadachi District merged into the town of Koshigaya . - January 1 , 1956 - Parts of the city of Iwatsuki merged into the town of Hasuda . - September 28 , 1956 - Parts of the village of Hachijo merged with the villages of Yawata and Shiodomari to form the village of Yashio . - The remaining parts of Hachijo merged into the town of Soka in Kitaadachi District . - November 3 , 1958 - The town of Koshigaya gained city status . - October 1 , 1964 - The village of Yashio gained town status . - October 1 , 1971 - The town of Kuki gained city status . - January 15 , 1972 - The town of Yashio gained city status . - October 1 , 1972 - The town of Hasuda gained city status . - March 23 , 2010 - The town of Shōbu , along with the towns of Kurihashi and Washimiya , both from Kitakatsushika District , merged with the city of Kuki to form the new city of Kuki . - October 1 , 2012 - The town of Shiraoka gained city status . This leaves Minami Saitama District with one municipality .