Aisai
愛西市
City
Morikawa lotus field
Morikawa lotus field
Flag of Aisai
Flag
Official logo of Aisai
Emblem
Location of Aisai in Aichi Prefecture, highlighted in pink
Location of Aisai in Aichi Prefecture, highlighted in pink
Aisai is located in Japan
Aisai
Aisai
 
Coordinates: 35°9′10″N 136°43′41.6″E / 35.15278°N 136.728222°E / 35.15278; 136.728222
CountryJapan
RegionChūbu (Tōkai)
PrefectureAichi
Area
 • Total66.70 km2 (25.75 sq mi)
Population
 (October 1, 2019)
 • Total61,320
 • Density920/km2 (2,400/sq mi)
Time zoneUTC+9 (Japan Standard Time)
Phone number0567-26-8111
AddressYoneno 308,Inaba-cho, Aisai-shi, Aichi-ken 496-8555
ClimateCfa
WebsiteOfficial website
Symbols
FlowerNelumbo nucifera
TreePodocarpaceae
Aisai skyline

Aisai (愛西市, Aisai-shi) is a city located in Aichi Prefecture, Japan. As of 1 October 2019, the city had an estimated population of 61,320 in 23,451 households,[1] and a population density of 919 persons per km². The total area of the city is 66.70 square kilometres (25.75 sq mi). Aisai is a member of the World Health Organization’s Alliance for Healthy Cities (AFHC).[2]

Geography

Aisai is located in the coastal flatlands of far western Aichi Prefecture, bordering Gifu Prefecture on the west. It has a short border with Mie Prefecture to the southwest. The Kiso River and the Nagara River pass through the city.

Climate

The city has a climate characterized by hot and humid summers, and relatively mild winters (Köppen climate classification Cfa). The average annual temperature in Aisai is 15.6 °C (60.1 °F). The average annual rainfall is 1,729.9 mm (68.11 in) with September as the wettest month. The temperatures are highest on average in August, at around 27.7 °C (81.9 °F), and lowest in January, at around 4.2 °C (39.6 °F).[3]

Climate data for Aisai (1991−2020 normals, extremes 1979−present)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 17.5
(63.5)		 21.1
(70.0)		 24.8
(76.6)		 29.1
(84.4)		 33.6
(92.5)		 36.8
(98.2)		 39.3
(102.7)		 40.3
(104.5)		 37.9
(100.2)		 31.8
(89.2)		 25.7
(78.3)		 22.0
(71.6)		 40.3
(104.5)
Mean daily maximum °C (°F) 8.8
(47.8)		 9.9
(49.8)		 13.8
(56.8)		 19.5
(67.1)		 24.2
(75.6)		 27.4
(81.3)		 31.2
(88.2)		 33.0
(91.4)		 28.9
(84.0)		 23.1
(73.6)		 17.1
(62.8)		 11.3
(52.3)		 20.7
(69.2)
Daily mean °C (°F) 4.2
(39.6)		 4.9
(40.8)		 8.4
(47.1)		 13.8
(56.8)		 18.8
(65.8)		 22.6
(72.7)		 26.5
(79.7)		 27.7
(81.9)		 23.8
(74.8)		 17.9
(64.2)		 11.8
(53.2)		 6.5
(43.7)		 15.6
(60.0)
Mean daily minimum °C (°F) 0.2
(32.4)		 0.6
(33.1)		 3.6
(38.5)		 8.7
(47.7)		 14.1
(57.4)		 18.8
(65.8)		 22.9
(73.2)		 23.9
(75.0)		 20.0
(68.0)		 13.7
(56.7)		 7.3
(45.1)		 2.2
(36.0)		 11.3
(52.4)
Record low °C (°F) −7.8
(18.0)		 −8.5
(16.7)		 −7.5
(18.5)		 −0.8
(30.6)		 4.7
(40.5)		 12.0
(53.6)		 16.2
(61.2)		 15.8
(60.4)		 10.6
(51.1)		 2.0
(35.6)		 −1.7
(28.9)		 −6.0
(21.2)		 −8.5
(16.7)
Average precipitation mm (inches) 57.2
(2.25)		 67.9
(2.67)		 122.8
(4.83)		 149.3
(5.88)		 175.1
(6.89)		 213.2
(8.39)		 223.5
(8.80)		 164.3
(6.47)		 244.0
(9.61)		 166.6
(6.56)		 82.1
(3.23)		 64.0
(2.52)		 1,729.9
(68.11)
Average precipitation days (≥ 1.0 mm) 6.9 7.2 9.6 9.7 10.1 11.9 12.5 9.1 11.2 9.1 6.7 7.6 111.6
Mean monthly sunshine hours 157.5 161.3 192.0 196.8 200.5 153.9 171.1 210.2 160.1 163.2 152.2 148.7 2,067.5
Source: Japan Meteorological Agency[4][3]

Demographics

Per Japanese census data,[5] the population of Aisai has been relatively steady over the past 30 years.

Historical population
YearPop.±%
1960 38,629—    
1970 48,104+24.5%
1980 61,337+27.5%
1990 63,143+2.9%
2000 65,597+3.9%
2010 64,981−0.9%

Surrounding municipalities

Aichi Prefecture
Mie Prefecture
Gifu Prefecture

History

Early modern period

During the Edo period, the area of modern Aisai was controlled by the Yokoi clan, retainers of the Owari Tokugawa of Nagoya.

Late modern period

During the Meiji period, the area was organized into several villages under Kasai District and Kaito District, Aichi Prefecture, which later became Ama District, Aichi in the Taishō period.

Contemporary history

The city of Aisai was created through the merger on April 1, 2005 of the towns of Saya and Saori and villages of Hachikai and Tatsuta.

Government

Aisai City hall

Aisai has a mayor-council form of government with a directly elected mayor and a unicameral city legislature of 18 members. The city contributes one member to the Aichi Prefectural Assembly. In terms of national politics, the city is part of Aichi District 8 of the lower house of the Diet of Japan.

Economy

Aisai is noted for its production of edible lotus root. Other main agricultural include ginger, strawberries, tomatoes, and the brewing of sake.

Education

Aisai has twelve public elementary schools and eight public junior high schools operated by the city government, and two public high schools operated by the Aichi Prefectural Board of Education. There are also two private high schools. The prefecture also operates one special education school for the handicapped.

Transportation

Saya Station

Railways

Conventional lines

Central Japan Railway Company
Meitetsu

Roads

Expressways

Japan National Route

Local attractions

Kokie castle and Morikawa lotus field
  • Kokie castle
  • Morikawa lotus field

Notable people from Aisai

References

  1. ↑ Aisai City official statistics (in Japanese)
  2. ↑ Alliance for Healthy Cities official home page
  3. 1 2 気象庁 / 平年値（年・月ごとの値）. JMA. Retrieved April 13, 2022.
  4. ↑ 観測史上1～10位の値（年間を通じての値）. JMA. Retrieved April 13, 2022.
  5. ↑ Aisai population statistics
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