File:Koga_city_hall_(Ibaraki).JPG · Wikimedia Commons · See Wikimedia Commons
Key facts
- Country
- Japan
- Region
- Kantō
- Prefecture
- Ibaraki
- Mayor
- Chikara Hariya (since December 2016)
- Total
- 123.58 km (47.71 sq mi)
- Density
- 1,112.7/km (2,882.0/sq mi)
- Time zone
- UTC+9 ( Japan Standard Time )
- Phone number
- 0280-92-3111
- Address
- 2248 Shimoōno, Koga-shi, Ibaraki-ken 306-0291
- Climate
- Cfa
- Website
- Official website
- Flower
- Prunus persica
- Tree
- Zelkova serrata
via Wikipedia infobox
Wikidata facts
- Official name
- 古河市
- Population
- 140946
- Area
- 123.58
- Official website
- www.city.ibaraki-koga.lg.jp
- Image
- Koga city hall (Ibaraki).JPG
Show 4 more facts
- native label
- 古河市
- name in kana
- こがし
- Commons category
- Koga, Ibaraki
- inception
- 2005-09-12
via Wikidata · CC0
~5 min read
Article
Koga (古河市, Koga-shi) is a city located in Ibaraki Prefecture, Japan. As of 1 January 2024, the city had an estimated population of 137,512 in 58,276 households and a population density of 1113 persons per km². The percentage of the population aged over 65 was 28.98%. The total area of the city is 123.58 square kilometres (47.71 sq mi).
Geography
Gallery (4)
On the map
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Japan
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China
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time zone
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geographic coordinate system
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Prunus persica
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mayor
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population density
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Hebei
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precipitation
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Saitama Prefecture
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Ibaraki Prefecture
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Kantō region
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Tochigi Prefecture
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prefecture of Japan
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Köppen climate classification
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UTC+09:00
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Tokugawa shogunate
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Edo period
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