also Mount Iwo is a volcano in the Akan Volcanic Complex

Akan Volcanic Complex

Akan Volcanic Complex is a volcanic group of volcanoes that grew out of the Akan caldera. It is located within Akan National Park, about 50km Northwest of Kushiro in eastern Hokkaidō, Japan.-Description:...

 of Hokkaidō

Hokkaido

, formerly known as Ezo, Yezo, Yeso, or Yesso, is Japan's second largest island; it is also the largest and northernmost of Japan's 47 prefectural-level subdivisions. The Tsugaru Strait separates Hokkaido from Honshu, although the two islands are connected by the underwater railway Seikan Tunnel...

, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

. It sits within the borders of the town of Teshikaga

Teshikaga, Hokkaido

is a town located in Kawakami District, Kushiro Subprefecture, Hokkaidō Prefecture. As of December 31, 2007 it has an estimated population of 8,690 and an area of 774.53 km²....

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The mountain was once mined for sulphur, hence its name. To the Ainu

Ainu people

The , also called Aynu, Aino , and in historical texts Ezo , are indigenous people or groups in Japan and Russia. Historically they spoke the Ainu language and related varieties and lived in Hokkaidō, the Kuril Islands, and much of Sakhalin...

 the mountain was known as Atosanupuri (naked mountain). The mountain is quite bare. Despite its bareness and being a rather low mountain at 508 metres (1,666.7 ft) it hosts alpine plant life. It hosts colonies of Siberian Dwarf Pine

Siberian Dwarf Pine

Pinus pumila is a native to northeastern Asia, including the islands of Japan. This shrubby pine ranges from 1–3 m in height, exceptionally up to 5 m, but may have individual branches that extend farther along the ground in length...

, Rhododendron diversipilosum, and other members of Ericaceae

Ericaceae

The Ericaceae, commonly known as the heath or heather family, is a group of mostly calcifuge flowering plants. The family is large, with roughly 4000 species spread across 126 genera, making it the 14th most speciose family of flowering plants...

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