Hiroshima City

Hiroshima Prefecture · City

Designated city
Prefectural capital

Official website Hiroshima Prefecture page

Hiroshima City, the prefectural capital, is the only city of over 1 million in Chugoku and Shikoku. It was the first city in human history hit by an atomic bomb. The Atomic Bomb Dome (a World Heritage Site), Peace Memorial Park, and Peace Memorial Museum convey the value of peace. Hiroshima Castle, Shukkei-en garden, and okonomiyaki (savory pancake) are famous.

Key facts

Population: 1,171,915 10th in Japan2025 Census
5-year change: −2.4% 1,348th in Japanfrom 1,200,754 in 2020
Area: 907 km² 41st in Japan
Population density: 1,293 people/km² 296th in Japan

Source: Statistics Bureau of Japan, 2025 Population Census (population, area and density); area from the Geospatial Information Authority of Japan (GSI), Area Statistics of Prefectures and Municipalities (2025). National ranks are among the 1,741 municipalities, ordered by this site from these values.

Live information

Current weather (observed)

Places to visit

Chosen automatically, most popular first, from landmarks and cultural properties registered in Wikidata (we have not checked whether each is open). Names and descriptions: Wikidata (CC0); photos: Wikimedia Commons (photographer and license under each photo).

Mountains in this city

Mountains whose summit is in this municipality (mountains of 800 m or higher on this site's map, and mountains in the famous-mountain lists). Elevations from Wikidata and other sources.

National parks in this city

Setonaikai National ParkTotal park area 673 km²Spans Hyogo, Wakayama, Okayama, Hiroshima, Yamaguchi, Tokushima, Kagawa, Ehime, Oita

Chosen by overlaying the park boundaries (Ministry of the Environment, Biodiversity Center of Japan, "National Park Areas" GIS data, updated April 28, 2025, combined and simplified by NIPPON ATLAS) with municipal boundaries (National Land Numerical Information, January 2021), keeping overlaps of about 0.5 km² or more (approximate). Areas are the land areas from the Ministry of the Environment, "Overview of National Parks" (April 10, 2026). All national parks

Neighboring municipalities

Municipalities sharing a boundary (computed from the National Land Numerical Information administrative boundaries, January 2021).

The description was written for this site, picking out representative features.

Figures come from official Japanese statistics (such as the 2025 Census by the Statistics Bureau of Japan), with the source and year shown next to each one. Photos are freely licensed images from Wikimedia Commons; the photographer and license are shown under each photo.

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