|Region||Chūgoku ( San'yō)|
|Subdivisions||Districts: 5, Municipalities: 23|
|• Governor||Hidehiko Yuzaki (since November 2009)|
|• Total||8,479.63 km2 (3,274.00 sq mi)|
(June 1, 2019)
|• Density||330/km2 (860/sq mi)|
|ISO 3166 code||JP-34|
Hiroshima Prefecture (広島県, Hiroshima-ken) is a prefecture of Japan located in the Chūgoku region of Honshu.  Hiroshima Prefecture has a population of 2,811,410 (1 June 2019) and has a geographic area of 8,479 km² (3,274 sq mi). Hiroshima Prefecture borders Okayama Prefecture to the east, Tottori Prefecture to the northeast, Shimane Prefecture to the north, and Yamaguchi Prefecture to the southwest.
Hiroshima is the capital and largest city of Hiroshima Prefecture, and the largest city in the Chūgoku region, with other major cities including Fukuyama, Kure, and Higashihiroshima.  Hiroshima Prefecture is located on the Seto Inland Sea across from the island of Shikoku, and is bounded to the north by the Chūgoku Mountains. Hiroshima Prefecture is one of the three prefectures of Japan with more than one UNESCO World Heritage site.
The area around Hiroshima was formerly divided into Bingo Province and Aki Province.  This location has been a center of trade and culture since the beginning of Japan's recorded history. Hiroshima is a traditional center of the Chūgoku region and was the seat of the Mōri clan until the Battle of Sekigahara.
- The Atomic Dome in Hiroshima, one of the few remnants of prewar Hiroshima following the atomic bombing in 1945;
- The Itsukushima Shrine in Miyajima, famed for filling with water and appearing to "float" during high tide.
Hiroshima prefecture lies in the middle of Japan . Most of the prefecture consists of mountains leading towards Shimane Prefecture; and rivers produce rich plains near the coast.
The sheltered nature of the Inland Sea makes Hiroshima's climate very mild.
As of 1 April 2014, 4% of the total land area of the prefecture was designated as Natural Parks (the lowest percentage of any prefecture), namely Setonaikai National Park; Hiba-Dōgo-Taishaku and Nishi-Chūgoku Sanchi Quasi-National Parks; and six Prefectural Natural Parks. 
Fourteen cities are located in Hiroshima Prefecture:
These are the towns in each district:
Components of the economy are primary industry, secondary industry, and tertiary industry, which compose 0.6%, 32.6%, and 66.2% in 2015. There is 0.6% of unclassified production. 
Value of production of manufacturing is 10,343 billion yen in 2016, which is the 10th largest in Japan. After 2012, production of manufacturing is continuously increasing in 2015. 
- Hiroshima University
- Hiroshima Shudo University
- Prefectural University of Hiroshima
- Hiroshima University of Economics
- Hiroshima International University
- Hiroshima Bunka Gakuen University
- Hiroshima Bunkyo Women's University
- Hiroshima Cosmopolitan University
- Hiroshima Institute of Technology
- Hiroshima Kokusai Gakuin University
- Hiroshima City University
- Hiroshima Jogakuin University
- Hijiyama University
- Elisabeth University of Music
- Fukuyama University
- Fukuyama City University
- Fukuyama Heisei University
- Yasuda Women's University
- Onomichi City University
- Japan Coast Guard Academy
Similar to the rest of Japan, most people in the Hiroshima Prefecture are Shinto or Buddhist. in 1996 51.2% of the population was Buddhist, 2 were affiliated with Shinto Sects, 44.8% practiced Folk Shinto, and 2% were Christian. 
- Chugoku Expressway
- Sanyo Expressway
- Shimanami Expressway
- Hamada Expressway
- Onomichi Expressway
- Hiroshima Expressway (West Nippon Expressway Company)
- Hiroshima Expressway (urban expressway)
- Route 2
- Route 31
- Route 54
- Route 182
- Route 183
- Route 185
- Route 186
- Route 191
- Route 261
- Route 313
- Route 314
- Route 317
- Route 375
- Route 432
- Route 433
- Route 434
- Route 486
- Route 487
- Route 488
- Kure Port - Ferry route to Edajima, Matsuyama
- Hiroshima Port - Ferry route to Miyajima, Edajima, Matsuyama and Beppu, and also International Container hub port
- Mihara Port
- Onomichi Port
- Fukuyama Port - International Container hub port
The sports teams listed below are based in Hiroshima.
- Sanfrecce Hiroshima (Hiroshima city)
- Hiroshima Toyo Carp (Hiroshima city)
- JT Thunders (Hiroshima city)
- Onomichi Port Festival - held in April
- Hiroshima Flower Festival - held from May 3 to 5
- Fukuyama Rose Festival - held in May
- Enryuji Tokasan Festival - held in June
- Gion Festival of Onomichi - held in July
- Innoshima Water-naval Festival - held in August
- Miyajima Under-water Firework Festival - held on August 14[ citation needed]
- Yassa Festival of Mihara - held in August
- Saijo Sake Festival - held in October
- Onomichi Becher Festival - held on November 3
- Hiroshima Ebisu Festival - held from November 18 to 20
- Nussbaum, Louis-Frédéric. (2005). "Hiroshima-ken" in Japan Encyclopedia, p. 320 at Google Books; "Chūgoku" at p. 127 at Google Books.
- Nussbaum, "Hiroshima" at pp. 319–20 at Google Books.
- Nussbaum, "Province and prefecture" at p. 780 at Google Books.
- Nussbaum, "Hiroshima Wan" at p. 320 at Google Books.
- "General overview of area figures for Natural Parks by prefecture" (PDF). Ministry of the Environment. 1 April 2014. Retrieved 22 February 2015.
- Statistics Bureau of Japan
- "平成27年度広島県民経済計算結果について" (PDF). 広島県.
- "平成 28 年経済センサス" (PDF). 広島県.
- Religion in Japan by prefecture, 1996. English language bar table.
- "県の外国との友好交流に関する問い合わせは" (in Japanese). Hiroshima Prefecture.
- "Hawaii's Sister-States". State of Hawai'i. Archived from the original on October 16, 2020.
- Nussbaum, Louis-Frédéric and Käthe Roth. (2005). Japan encyclopedia. Cambridge: Harvard University Press. ISBN 978-0-674-01753-5; OCLC 58053128
|Wikimedia Commons has media related to Hiroshima Prefecture.|
- Official Hiroshima Prefecture homepage
- Life in Hiroshima and other Japan-related Articles
- Hiroshima Weather Forecast
- National Archives of Japan ... Hiroshima map (1891)
- National Archives of Japan: Itsukushima kakei, illustrated scroll describing Itsukushima, text by Kaibara Ekiken (circa 1720)