As of September 2013, the district had an estimated population of 33,815 and an area of 222.98 km2. All of the cities of Kuroishi and Hirakawa, and parts of the cities of Aomori and Hirosaki and the town of Itayanagi were formerly part of Minamitsugaru District. In terms of national politics, the district is represented in the Diet of Japan's House of Representatives as a part of the Aomori 3rd district.[1]
The area of Minamitsugaru District was formerly part of Mutsu Province. At the time of the Meiji restoration of 1868, the area consisted of one towns (Kuroishi) and 22 villages formerly under the control of Kuroishi Domain and 117 villages under the control of Hirosaki Domain. Aomori Prefecture was founded on December 13, 1871, and Minamitsugaru District was carved out of the former Tsugaru District on October 30, 1878.
With the establishment of the municipality system on April 1, 1889, Minamitsugaru District, was organized into one town (Kuroishi) and 27 villages were established.
1923 – Ishikawa, Ōwani and Fujisaki were elevated to town status.
1929 – Kashiwagi was elevated to town status.
1937 – Onoe was elevated to town status.
1940 – Namioka was elevated to town status.
1943 – Daikoji was elevated to town status.
1951 – Kuradate was elevated to town status.
1954 – Kuroishi merged with four neighboring villages and was elevated to city status. Kuradate merged with Ōwani.
1955 – Hiraga Town was created by the merger of Kashiwagi, Daikoji and three villages. Hataoka villages was transferred to Kitatsugaru District.
1957 – The town of Ishikawa was absorbed into Kuroishi
On March 28, 2005 the village of Tokiwa merged into the town of Fujisaki.
On April 1, 2005 the town of Namioka merged into the city of Aomori.
On January 1, 2006 the towns of Hiraka and Onoe and the village of Ikarigaseki merged to form the new city of Hirakawa.
References
^"青森県の衆議院小選挙区の区割りについて(平成29年以降)" [About the division of Aomori Prefecture's House of Representatives single-member constituency (2017-)] (in Japanese). Retrieved 7 May 2020.