Isahaya, Nagasaki
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is a
city A city is a human settlement of a substantial size. The term "city" has different meanings around the world and in some places the settlement can be very small. Even where the term is limited to larger settlements, there is no universally agree ...
located in
Nagasaki Prefecture is a Prefectures of Japan, prefecture of Japan, mainly located on the island of Kyūshū, although it also includes a number of islands off Kyūshū's northwest coast - including Tsushima and Iki. Nagasaki Prefecture has a population of 1,246,4 ...
, Japan. As of June 1, 2024, the city had an estimated
population Population is a set of humans or other organisms in a given region or area. Governments conduct a census to quantify the resident population size within a given jurisdiction. The term is also applied to non-human animals, microorganisms, and pl ...
of 131,467 in 55169 households, and a
population density Population density (in agriculture: Standing stock (disambiguation), 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 geog ...
of 380 people per km2. The total area of the city is


Geography

Located in the central part of Nagasaki Prefecture, Isahaya is surrounded by the ocean on three sides and the Tara mounts to the north. To the west is the base of the Nagasaki Peninsula and to the south is the base of Shimabara Peninsula. The city area faces Ōmura Bay in the northwest, Ariake Sea (Isahaya Bay) on the east and Tachibana Bay on the south. Major
land reclamation Land reclamation, often known as reclamation, and also known as land fill (not to be confused with a waste landfill), is the process of creating new Terrestrial ecoregion, land from oceans, list of seas, seas, Stream bed, riverbeds or lake ...
projects have occurred which added plains to the Ariake Sea. The biggest is the Isahaya Bay reclamation project (諫早湾干拓事業) by the Ministry of Agriculture, Forestry and Fisheries that started in 1989. Embankments and sluice gates were built and a total of 35 km2 has been reclaimed as of 2018. File:諫早市の衛星写真(国土地理院).png, Satellite photograph of Isahaya City (provided by the Geospatial Information Authority of Japan) File:Isahaya_wan.jpg, Isahaya Bay (2012)


Surrounding municipalities

Nagasaki Prefecture *
Nagasaki , officially , is the capital and the largest Cities of Japan, city of Nagasaki Prefecture on the island of Kyushu in Japan. Founded by the Portuguese, the port of Portuguese_Nagasaki, Nagasaki became the sole Nanban trade, port used for tr ...
* Nagayo * Ōmura * Unzen Saga Prefecture * Tara


Climate

Isahaya has a
humid subtropical climate A humid subtropical climate is a subtropical -temperate climate type, characterized by long and hot summers, and cool to mild winters. These climates normally lie on the southeast side of all continents (except Antarctica), generally between ...
(Köppen ''Cfa'') characterized by warm summers and cool winters with light to no snowfall. The average annual temperature in Isahaya is 16.3 °C. The average annual rainfall is 2213 mm with September as the wettest month. The temperatures are highest on average in August, at around 26.6 °C, and lowest in January, at around 6.5 °C.


Demographics

Per Japanese census data, the population of Isahaya is as shown below:


History

Isahaya was part of ancient
Hizen Province was an old provinces of Japan, old province of Japan in the area of the Saga Prefecture, Saga and Nagasaki Prefecture, Nagasaki prefectures. It was sometimes called , with Higo Province. Hizen bordered on the provinces of Chikuzen Province, Ch ...
. The place name of "Isahaya" appears in documents from the
Kamakura period The is a period of History of Japan, Japanese history that marks the governance by the Kamakura shogunate, officially established in 1192 in Kamakura, Kanagawa, Kamakura by the first ''shōgun'' Minamoto no Yoritomo after the conclusion of the G ...
. During the Sengoku period, the area was controlled by a cadet branch of the Ryūzōji clan. It was part of the holdings of Saga Domain during the
Edo Period The , also known as the , is the period between 1600 or 1603 and 1868 in the history of Japan, when the country was under the rule of the Tokugawa shogunate and some 300 regional ''daimyo'', or feudal lords. Emerging from the chaos of the Sengok ...
. The town of Isahaya was established on April 1, 1889 with the creation of the modern municipalities system. On April 1, 1923, Isahaya annexed the villages of Isahaya and Kita-Isahaya. On September 1, 1940, it annexed the villages of Oguri, Ono, Yuki, Matsuyama, Motono, and Nagata to form the city of Isahaya. In July 1957, a severe downpour within Nagasaki caused a large flood in Isahaya, with over 500 casualties and 3500 injuries reported in Isahaya alone ( 1957 Isahaya floods). On March 1, 2005, the towns of Tarami, Moriyama, Iimori, Takaki and Konagai (all from Kitatakaki District) were merged to create the new and expanded city of Isahaya. The city was once part of Kitatakaki District, but due to this merger, the district has no more municipalities left and the district was officially dissolved.


Government

Isahaya has a mayor-council form of government with a directly elected mayor and a
unicameral Unicameralism (from ''uni''- "one" + Latin ''camera'' "chamber") is a type of legislature consisting of one house or assembly that legislates and votes as one. Unicameralism has become an increasingly common type of legislature, making up nearly ...
city council of 26 members. Isahaya contributes four members to the Nagasaki Prefectural Assembly. In terms of national politics, the city is part of the Nagasaki 2nd district of the
lower house A lower house is the lower chamber of a bicameral legislature, where the other chamber is the upper house. Although styled as "below" the upper house, in many legislatures worldwide, the lower house has come to wield more power or otherwise e ...
of the
Diet of Japan , transcription_name = ''Kokkai'' , legislature = 215th Session of the National Diet , coa_pic = Flag of Japan.svg , house_type = Bicameral , houses = , foundation=29 November 1890(), leader1_type ...
.


Economy

Due to its geographic location, Isahaya has long been a transportation nexus for Nagasaki prefecture. Numerous
industrial park An industrial park, also known as industrial estate or trading estate, is an area zoned and planned for the purpose of industrial development. An industrial park can be thought of as a more heavyweight version of a business park or office par ...
s have attracted advanced technology companies such as electronics and aerospace-related components. In addition, the eastern part has been reclaimed since ancient times, and it is the largest grain-producing area in the prefecture. Surrounded on three sides, the ocean, commercial fishing is also important to the local economy.


Education

Isahaya has 28 public elementary schools and 14 public junior high schools operated by the city government, and one junior high school operated by the Nagasaki Prefectural Board of Education. The prefecture also operates the five public high schools and one special education school for the handicapped. There are also one private junior high school and three private high schools. The private Nagasaki Wesleyan University is located in Isahaya.


Transportation


Railways

JR Kyushu -
Nishi Kyushu Shinkansen The is a Japanese Shinkansen high-speed rail line on the northwest part of Kyushu Island that is operated by the Kyushu Railway Company (JR Kyushu). The line is informally known as the Nagasaki Shinkansen. The section of the line between and ...
: JR Kyushu - Nagasaki Main Line * - - - - - - - - - JR Kyushu - Nagasaki Main Line (old line) * - - JR Kyushu - Ōmura Line * Shimabara Railway - Shimabara Railway Line * - - - - - - -


Highways

* Nagasaki Expressway * * * *


Sister cities

* Athens, Tennessee, United States * Zhangzhou, China


References


External links

*
Isahaya City official website
{{Authority control Cities in Nagasaki Prefecture Isahaya, Nagasaki Populated coastal places in Japan