was a district located in Nagasaki Prefecture, Japan. Minamitakaki District is now equivalent to the cities of Shimabara, Unzen, and Minami-Shimabara. As of 2003, the district had an estimated population of 117,639 and a density of 293.97 persons per km2. The total area was 400.18 km2. Former towns and villages Aino Ariake Arie Azuma Chijiwa Fukae Futsu Kazusa Kita-Arima Kuchinotsu Kunimi Minami-Arima Minami-Kushiyama Mizuho Nishi-Arie Obama Mergers On October 11, 2005 - the towns of Aino, Azuma, Chijiwa, Kunimi, Minami-Kushiyama, Mizuho and Obama were merged to create the city of Unzen. On January 1, 2006 - the town of Ariake were merged into the expanded city of Shimabara. On March 31, 2006 - the towns of Arie, Fukae, Futsu, Kazusa, Kita-Arima, Kuchinotsu, Minami-Arima and Nishi-Arie were merged to create the city of Minami-Shimabara. Minamitakaki District was dissolved as a result of this merger. Former districts of Nagasaki Prefecture