Naka, Ibaraki

Coordinates: 36°27′26.6″N 140°29′12.3″E / 36.457389°N 140.486750°E / 36.457389; 140.486750
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Naka city hall
Naka city hall
Flag of Naka
Official logo of Naka
Location of Naka in Ibaraki Prefecture
Location of Naka in Ibaraki Prefecture
Naka is located in Japan
Coordinates: 36°27′26.6″N 140°29′12.3″E / 36.457389°N 140.486750°E / 36.457389; 140.486750
 • Total97.82 km2 (37.77 sq mi)
 (September 1, 2020)
 • Total53,137
 • Density540/km2 (1,400/sq mi)
Time zoneUTC+9 (Japan Standard Time)
- TreeSakura
- FlowerSunflower
- BirdSwan
Phone number029-298-1111
AddressFukuda 1819-5, Naka-shi, Ibaraki 311-0192
WebsiteOfficial website

Naka (那珂市, Naka-shi) is a city located in Ibaraki Prefecture, Japan. As of 1 July 2020, the city had an estimated population of 53,153 in 20,953 households and a population density of 543.4 persons per km2. The percentage of the population aged over 65 was 32.4%.[1] The total area of the city is 97.82 square kilometres (37.77 sq mi).


Naka is located in north-central Ibaraki Prefecture, with the Naka River and Kuji River flowing through the city.

Surrounding municipalities[edit]

Ibaraki Prefecture


Per Japanese census data,[2] the population of Naka peaked around the year 2000 and has declined slightly since.

Historical population
1920 38,559—    
1930 37,829−1.9%
1940 37,718−0.3%
1950 38,427+1.9%
1960 37,544−2.3%
1970 38,256+1.9%
1980 44,768+17.0%
1990 51,078+14.1%
2000 55,069+7.8%
2010 54,240−1.5%
2020 53,502−1.4%


On March 31, 1955 the town of Sugaya and villages of Godai, Nakata, Kanzaki, Toda, Yoshino and Kizaki were merged to become the town of Naka (within Naka District). The town was the 4th largest population within the prefecture, following the town of Kamisu (from Kashima District), the town of Sōwa (from Sashima District), and the town of Ami (from Inashiki District). On January 21, 2005 Naka absorbed the town of Urizura (from Naka District) to become the city of Naka. Naka annexed the town of Urizura on January 21, 2005.


Naka has a mayor-council form of government with a directly elected mayor and a unicameral city council of 18 members. Naka contributes one member to the Ibaraki Prefectural Assembly. In terms of national politics, the city is part of Ibaraki 4th district of the lower house of the Diet of Japan.


Kiuchi Brewery (木内酒造) is a brewery in Naka. It was established in 1823 as a sake and Shōchū producer.

Renesas Electronics has a 300mm fab in Naka, Ibaraki prefecture. This semiconductor factory makes chips for the automotive manufacturing industry.[3]


Naka has nine public elementary schools and five public middle schools operated by the city government, and two public high schools operated by the Ibaraki Prefectural Board of Education. The Ibaraki Women's Junior College is also located in Naka.



JR logo (east).svg JR EastSuigun Line

JR logo (east).svg JR EastSuigun Line - Hitachi-Ōta Branch


Sister city relations[edit]

Local attractions[edit]


  1. ^ "Ibaraki prefectural official statistics" (in Japanese). Japan.
  2. ^ Naka population statistics
  3. ^ "Renesas aims for full return of fire-hit chip plant by July". 19 April 2021.
  4. ^ "Oak Ridge, Tennessee Sister City Partners". Oak Ridge Tennessee Sister Cities Support Organization. 2015. Retrieved 13 December 2015.

External links[edit]