is a

district A district is a type of administrative division that, in some countries, is managed by the local government. Across the world, areas known as "districts" vary greatly in size, spanning regions or counties, several municipalities, subdivisions o ...

located in

Chiba Prefecture is a 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 Prefecture to the ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

. As of January 2013, the district had a

population Population typically refers to the number of people in a single area, whether it be a city or town, region, country, continent, or the world. Governments typically quantify the size of the resident population within their jurisdiction using a ...

of 49,488 and a

population density Population density (in agriculture: standing stock or plant density) is a measurement of population per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key geographical term.Matt RosenberPopul ...

of 369 persons per km². The total area is .

Towns and villages

Kujūkuri 260px, Kujūkuri Sardine Museum is a town located in Chiba Prefecture, Japan. , the town had an estimated population of 15,343 in 7,092 households and a population density of 650 persons per km². The total area of the city is . Kujūkuri owes ...

* Shibayama * Yokoshibahikari

Elevation of Ōamishirasato to city status

Ōamishirasato 260px, Area around Ōami Station is a city located in Chiba Prefecture, Japan. , the city had an estimated population of 49,019 in 21,860 households and a population density of 840 persons per km². The total area of the city is . Geography Ō ...

, formerly a town in Sanbu District, was elevated to city status on January 1, 2013, and is no longer part of Sanbu District.

History

During the early

Meiji period The is an era of Japanese history that extended from October 23, 1868 to July 30, 1912. The Meiji era was the first half of the Empire of Japan, when the Japanese people moved from being an isolated feudal society at risk of colonization ...

establishment of the municipality system on April 1, 1889, the districts of with 3 towns and 14 villages, and with 1 towns and 14 villages were created in what was formerly the north-eastern portion of

Kazusa Province was a province of Japan in the area of modern Chiba Prefecture. The province was located in the middle of the Bōsō Peninsula, whose name takes its first ''kanji'' from the name of Awa Province and its second from Kazusa and Shimōsa province ...

. The two districts were formally merged into the new Sanbu District on April 1, 1897.

Mergers

*On March 27, 2006, the towns of

Sanbu is a district located in Chiba Prefecture, Japan. As of January 2013, the district had a population of 49,488 and a population density of 369 persons per km2. The total area is . Towns and villages * Kujūkuri * Shibayama * Yokoshibahikari Eleva ...

Naruto ''Naruto'' is a Japanese manga series written and illustrated by Masashi Kishimoto. It tells the story of Naruto Uzumaki, a young ninja who seeks recognition from his peers and dreams of becoming the Hokage, the leader of his village. T ...

, Hasunuma and

Matsuo Matsuo may refer to: Places *Matsuo, Chiba *Matsuo, Iwate *Mount Matsuo *Matsuo Station (disambiguation) *Siege of Matsuo *Matsuo mine , was an iron and sulphur mine located in the village of Matsuo, Iwate Prefecture in the Tohoku region of north ...

merged to form the new city of Sanmu. *On March 27, 2006, the town of Yokoshiba merged with

Hikari may refer to: Places *Hikari Station, a station on Sanyō Main Line in Hikari, Yamaguchi * Hikari, Chiba, a former town in Sousa District, Chiba, Japan *Hikari, Yamaguchi, a city in Yamaguchi Prefecture, Japan People *Hikari (name), people and ...

from Sōsa District to form the new town of Yokoshibahikari in Sanbu District.

References

Districts in Chiba Prefecture {{Chiba-geo-stub