[2] 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).

[3] 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 is a traditional center of the Chūgoku region and was the seat of the Mōri clan until the Battle of Sekigahara.

[6] Fourteen cities are located in Hiroshima Prefecture: These are the towns in each district: Hiroshima's main industries include automobiles (Mazda is headquartered there) and tourism in two World Heritage Sites: the A-Bomb dome and Itsukushima Shrine.

[9] Similar to the rest of Japan, most people in the Hiroshima Prefecture are Shinto or Buddhist.