Agatsuma District, Gunma

Agatsuma District (吾妻郡) is a rural district located in Gunma Prefecture, Japan. As of January 2015, the district had an estimated population of 56,994 and an area of 1,278.55 km2, with a population density of 44.6 people per square kilometer.

Towns and villages

 * 1) former Agatsuma (now part of Higashiagatsuma)
 * 2) former Azuma (now part of Higashiagatsuma)
 * 3) Kusatsu
 * 4) former Kuni (now part of Nakanojō)
 * 5) Takayama
 * 6) Tsumagoi
 * 7) Nakanojō
 * 8) Naganohara

History
The area of Agatsuma District was formerly part of Kōzuke Province, and per a census conducted at the start of the Meiji period, consisted of 42 villages administered as tenryō directly by the Tokugawa shogunate and four towns and 44 villages administered as hatamoto-territory, primarily by the Oguri-clan.

With the establishment of the municipality system on April 1, 1889, the area was organized into three towns (Nakanojō, Haramachi, and Naganohara) and ten villages


 * 1896, April 1 – Takayama village was transferred from Nishigunma District to Agatsuma District; Kuga Village was transferred to Tone District
 * 1900, July 1 – Kusatsu Village was reorganized into Kusatsu Town and Kuni Village
 * 1955, March 1 – Ōta, Iwashima and Sakaue villages, and Haramachi (town) were merged into Agatsuma Town
 * 1955, April 15 – Sawada, Isama and Nakuta villages were merged into Nakanojō Town
 * 1956, February 1 – Hara Town was merged into Agatsuma Town
 * 2006, March 27 – the town of Agatsuma, and the village of Azuma were merged to form the new town of Higashiagatsuma.
 * 2010, March 28 – the village of Kuni merged into the town of Nakanojō.