was 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

Okayama Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūgoku region of Honshu. Okayama Prefecture has a population of 1,906,464 (1 February 2018) and has a geographic area of 7,114 Square kilometre, km2 (2,746 sq mi). Okayama Prefectur ...

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 ...

. The district seat (under district government) was village of Monori (central Seto Town in the city of Okayama). As of 2004, the district had an estimated population of 14,945. The total area was 41.78 km². The district had only one town: *

Seto Seto may refer to: Places *Seto, Aichi, production place of Japanese pottery and venue of Expo 2005 *Seto, Ehime, facing the Seto Inland Sea *Seto, Okayama, adjacent to Okayama, in Okayama Prefecture *Seto Inland Sea of Japan *Setomaa (''Seto la ...

History

* April 1, 1900 - Founded by the merger of Akasaka and Iwanashi Districts. (26 towns) * March 7, 2005 - The towns of Akasaka, Kumayama, San'yō and Yoshii were merged to create the city of Akaiwa. (1 town) * January 22, 2007 - The town of

, along with town of Takebe (from Mitsu District), was merged into the expanded city of

Okayama is the capital city of Okayama Prefecture in the Chūgoku region of Japan. The city was founded on June 1, 1889. , the city has an estimated population of 720,841 and a population density of 910 persons per km2. The total area is . The city is ...

. Akaiwa District was dissolved as a result of this merger. Former districts of Okayama Prefecture {{Okayama-geo-stub