Sawa is a district

Districts of Japan

The was most recently used as an administrative unit in Japan between 1878 and 1921 and is roughly equivalent to the county of the United States, ranking at the level below prefecture and above city, town or village. As of 2008, cities belong directly to prefectures and are independent from...

 located in Gunma

Gunma Prefecture

is a prefecture of Japan located in the northwest corner of the Kantō region on Honshu island. Its capital is Maebashi.- History :The remains of a Paleolithic man were found at Iwajuku, Gunma Prefecture, in the early 20th century and there is a public museum there.Japan was without horses until...

, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

.

As of January 1, 2004 population data but counting only the town of Tamamura, the district has an estimated population

Population

A population is all the organisms that both belong to the same group or species and live in the same geographical area. The area that is used to define a sexual population is such that inter-breeding is possible between any pair within the area and more probable than cross-breeding with individuals...

 of 37,556 and a density

Population density

Population density is a measurement of population per unit area or unit volume. It is frequently applied to living organisms, and particularly to humans...

 of 1452 persons per km². The total area is 25.86 km².

Mergers

On January 1, 2005 the following towns and villages formerly in the district merged into the expanded city of Isesaki:

• Akabori
  Akabori, Gunma
  Akabori was a town located in Sawa District, Gunma, Japan.On January 1, 2005 Akabori, along with the town of Sakai, and the village of Azuma, all from Sawa District, was merged into the expanded city of Isesaki and no longer exists as an independent municipality.As of 2003, the town had an...
  
  
• Azuma
  Azuma, Gunma (Sawa)
  Azuma was a village located in Sawa District, Gunma, Japan.On January 1, 2005 Azuma, along with the towns of Akabori and Sakai, all from Sawa District, was merged into the expanded city of Isesaki and no longer exists as an independent municipality.As of 2003, the village had an estimated...
  
  
• Sakai
  Sakai, Gunma
  Sakai was a town located in Sawa District, Gunma, Japan.On January 1, 2005 Sakai, along with the town of Akabori, and the village of Azuma, all from Sawa District, was merged into the expanded city of Isesaki and no longer exists as an independent municipality.As of 2003, the town had an estimated...