Iinan, Shimane

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Iinan town hall
Iinan town hall
Flag of Iinan
Location of Iinan in Shimane Prefecture
Location of Iinan in Shimane Prefecture
Iinan is located in Japan
Location in Japan
Coordinates: 35°0′N 132°43′E / 35.000°N 132.717°E / 35.000; 132.717Coordinates: 35°0′N 132°43′E / 35.000°N 132.717°E / 35.000; 132.717
Country Japan
Region Chūgoku
Prefecture Shimane Prefecture
District Iishi
 • Total 242.84 km2 (93.76 sq mi)
Population (March 1, 2017)
 • Total 4,908
 • Density 20/km2 (52/sq mi)
 • Tree Beech
 • Flower Peony
Time zone Japan Standard Time (UTC+9)
City hall address 890 Shimoakana, Iinan-machi
Website www.iinan.jp

Iinan (飯南町, Iinan-chō) is a town located in Iishi District, Shimane Prefecture, Japan.

It was formed on January 1, 2005 from the merger of the towns of Tonbara and Akagi, both from Iishi District.

As of March 1, 2017 the town has a population of 4,908 and a density of 20 persons per km². The area is 242.84 km².


Located on the border of Shimane Prefecture and Hiroshima Prefecture, the Gōno River flows to its west. The town is part of the Hiba-Dōgo-Taishaku Quasi-National Park.[1]

Mountains: Mt. Oyorogi, Mt. Kotobiki, Mt. Mengame

Rivers: Kando River, Tonbara River, Akana River, Ono River (Tributary of Kando River)

Lakes:Lake Kijima (Kijima Dam lake)


Surrounding municipalities[edit]


Iinan Population Change over Time[2]

Historical population
Year Pop.
1970 9,163
1975 8,180
1985 7,771
1985 7,650
1990 7,331
Year Pop.
1995 6,893
2000 6,541
2005 5,979
2010 5,535
(Population of Tonbara and Akagi added together before 2005)


National Highways[edit]

  • National Highway 54
  • National Highway 184

Roadside Stations[edit]

  • Roadside Station Akagi Plateau
  • Roadside Station Tonbara

There is no railroad access to Iinan.

Notable places[edit]

AkanaSetoyamaCastle Distant view
  • Akana Castle
    It is an old castle located on top of a hill in the Akana area of the town.
  • Mount Mengame
    Situated on the border of Hiroshima Prefecture and Shimane Prefecture, Mount Mengame has an elevation of 830.3m. It is known for being the only place in the Chūgoku Region in which Luehdorfia are found.[3]
  • Mount Kotobiki
    Mount Kotobiki has an elevation of 1014m. Near the summit of the mountain is a small shrine and a forest of beech trees. The name "Kotobiki" comes from the traditional Japanese musical instrument, the koto.[4]
  • Akana Marshland
    The Akana Marshland is located in the Fukuda Area of the town, and is centered in Lake Nagao. It is known for having the largest forest of alders in the prefecture.[5]
  • Kotobiki Camp Area
    The Kotobiki Camp Area is located at the foot of Mount Kotobiki. It is open from late April to late October.[6]


  1. ^ 考える社会科地図 Kangaeru Shakaika Chizu. 四谷大塚出版 Yotsuya-Ōtsuka Shuppan. 2005. p. 25. 
  2. ^ ja:飯南町
  3. ^ (in Japanese) おかえりなさい!:島根県飯南町観光WEB
  4. ^ (in Japanese) おかえりなさい!:島根県飯南町観光WEB
  5. ^ (in Japanese) おかえりなさい!:島根県飯南町観光WEB
  6. ^ (in Japanese) おかえりなさい!:島根県飯南町観光WEB

External links[edit]