Sanbu District

Location of Sanbu District in Chiba Prefecture

Sanbu District (山武郡 Sanbu-gun) is a district located in Chiba Prefecture, Japan.^[1] 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 134.1 square kilometres (51.8 sq mi).

Towns and villages

• Kujūkuri
• Shibayama
• Yokoshibahikari

Elevation of Ōamishirasato to city status

Ōamishirasato, formerly a town in Sanbu District, was elevated to city status on January 1, 2013, and is no longer part of Sanbu District.^[2][3][4]

History

During the early Meiji period establishment of the municipality system on April 1, 1889, the districts of Yamabe District (山辺郡 Yamabe-gun) with 3 towns and 14 villages, and Musha District (武射郡 Musha-gun) with 1 towns and 14 villages were created in what was formerly the north-eastern portion of Kazusa 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, Naruto, Hasunuma and Matsuo merged to form the new city of Sanmu.
• On March 27, 2006, the town of Yokoshiba merged with Hikari from Sōsa District to form the new town of Yokoshibahikari in Sanbu District.

References

1. "山武郡" [Sanbu District]. Nihon Rekishi Chimei Taikei (in Japanese). Tokyo: Shogakukan. 2012. OCLC 173191044. dlc 2009238904. Retrieved 2012-12-07.
2. Ishii, Sōseki, ed. (May 2012). 平成25年１月１日 大網白里市誕生に向けて [Toward the formation of the city of Ōamishirasato on Jan. 1, 2013] (PDF). Hōkoku Ōamishirasato (in Japanese) (Ōamishirasato-machi, Chiba Prefecture, Japan: Ōamishirasato-machi, Hissho Kōhōka, Kōhō Tōkeihan) (541): 2. Retrieved 5/10/2012. Check date values in: |access-date= (help)
3. Yoshimura, Kenji (3/2/2012). 大網白里町:名称「大網白里市」に来年１月 [Town of Ōamishirasato will be named "City of Ōamishirasato" in January 2013]. Mainichi Shinbun (in Japanese) (Tokyo: Mainichi Newspapers). OCLC 10684368. Retrieved 5/10/2012. Check date values in: |access-date=, |date= (help)
4. 新市へ５８年の歴史に幕　大網白里町で閉町式 [After 58 Years, a New City: a Ceremony for the Closing of the Town of Ōamishirasato]. Chiba Nippo (in Japanese) (Chiba, Chiba Prefecture, Japan: Chiba Nippo Co., Ltd.). 2012-12-29. Retrieved 2012-12-31.

Coordinates: 35°38′17″N 140°30′50″E / 35.638°N 140.514°E