Chūgoku Mountains in the context of "Hiroshima Prefecture"

Tottori Prefecture (鳥取県, Tottori-ken; Japanese pronunciation: [tot.to.ɾʲi, tot.to.ɾʲiꜜ.keɴ]) is a prefecture of Japan located in the Chūgoku region of Honshu. Tottori Prefecture is the least populous prefecture of Japan at 538,525 (2023) and has a geographic area of 3,507.13 square kilometres (1,354.11 sq mi). Tottori Prefecture borders Shimane Prefecture to the west, Hiroshima Prefecture to the southwest, Okayama Prefecture to the south, and Hyōgo Prefecture to the east.

Tottori is the capital and largest city of Tottori Prefecture, with other major cities including Yonago, Kurayoshi, and Sakaiminato. Tottori Prefecture is home to the Tottori Sand Dunes, the largest sand dunes system in Japan, and Mount Daisen, the highest peak in the Chūgoku Mountains.

Okayama Prefecture (岡山県, Okayama-ken; Japanese pronunciation: [o.kaꜜ.ja.ma, o.ka.ja.maꜜ.keɴ]) is a prefecture of Japan located in the Chūgoku region of Honshu. Okayama Prefecture has a population of 1,815165 (1 October 2025) and has a geographic area of 7,114 km (2,746 sq mi). Okayama Prefecture borders Tottori Prefecture to the north, Hyōgo Prefecture to the east, and Hiroshima Prefecture to the west.

Okayama is the capital and largest city of Okayama Prefecture, with other major cities including Kurashiki, Tsuyama, and Sōja. Okayama Prefecture's south is located on the Seto Inland Sea coast across from Kagawa Prefecture on the island of Shikoku, which are connected by the Great Seto Bridge, while the north is characterized by the Chūgoku Mountains.

Shimane Prefecture (島根県, Shimane-ken; Japanese pronunciation: [ɕiꜜ.ma.ne, ɕi.ma.neꜜ.keɴ]) is a prefecture of Japan located in the Chūgoku region of Honshu. Shimane Prefecture is the second-least populous prefecture of Japan at 665,205 (February 1, 2021) and has a geographic area of 6,708.26 km. Shimane Prefecture borders Yamaguchi Prefecture to the southwest, Hiroshima Prefecture to the south, and Tottori Prefecture to the east.

Matsue is the capital and largest city of Shimane Prefecture, with other major cities including Izumo, Hamada, and Masuda. Shimane Prefecture contains the majority of the Lake Shinji-Nakaumi metropolitan area centered on Matsue, and with a population of approximately 600,000 is Japan's third-largest metropolitan area on the Sea of Japan coast after Niigata and Greater Kanazawa. Shimane Prefecture is bounded by the Sea of Japan coastline on the north, where two-thirds of the population live, and the Chūgoku Mountains on the south. Shimane Prefecture governs the Oki Islands in the Sea of Japan which juridically includes the disputed Liancourt Rocks (竹島, Takeshima). Shimane Prefecture is home to Izumo-taisha, one of the oldest Shinto shrines in Japan, and the Tokugawa-era Matsue Castle.