was an administrative district of Japan located in southern

Chiba Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Chiba Prefecture has a population of 6,278,060 (1 June 2019) and has a geographic area of . Chiba Prefecture borders Ibaraki Prefecture to the north, Saitama ...

History

Nagasa District was one of the four districts created in former Awa Province on April 1, 1889. Much of the area of the district was part of the former

Hanabusa Domain was a Japanese feudal domain of the early Meiji period, located in Nagasa District, Awa Province. It was centered at what is now the area of the city of Kamogawa in modern Chiba Prefecture. History In 1867, during the Meiji Restoration, the f ...

. At the time of its foundation, the district consisted of two towns ( Kamogawa and Amatsu) and nine villages. On April 1, 1897, Nagasa District was merged into

Awa District, Chiba is a Districts of Japan, district located in Chiba Prefecture, Japan. As of August 2010, the district had an estimated population of 8,992 and a population density, density of 198 persons per km2. Its total area was . Awa District at present consi ...

. Former districts of Chiba Prefecture {{Chiba-geo-stub