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is a mountain located near the town of Higashikawa, Hokkaido and the tallest mountain on the Japanese island of Hokkaido. It is part of the Daisetsuzan Volcanic Group of the Ishikari Mountains, it is located in the northern part of the Daisetsuzan National Park.
Its native
ASAHI-DAKE: The heart of the Daisetsuzan National Park
'' Hiking map 1:25,000''.'' Alice Inc. (2017)
Ropeway website
*
Official tourism information website
Stratovolcanoes of Japan Volcanoes of Hokkaido Mountains of Hokkaido Highest points of Japanese national parks {{Hokkaido-geo-stub
is a mountain located near the town of Higashikawa, Hokkaido and the tallest mountain on the Japanese island of Hokkaido. It is part of the Daisetsuzan Volcanic Group of the Ishikari Mountains, it is located in the northern part of the Daisetsuzan National Park.
Its native Ainu
Ainu or Aynu may refer to:
*Ainu people, an East Asian ethnic group of Japan and the Russian Far East
*Ainu languages, a family of languages
**Ainu language of Hokkaido
**Kuril Ainu language, extinct language of the Kuril Islands
**Sakhalin Ainu la ...
name is ''Kamui-mintara'', which means "the playground of the gods".
The mountain is popular with hikers in the summer and can be easily reached from Asahidake Onsen via Asahidake Ropeway. During winter, the mountain is open for use by skiers and snowboarders.
Sugatami Pond, directly below the peak, is famous for its reflection of the peaks, snow, and steam escaping from the volcanic vents.
History
Sulphur
Sulfur (or sulphur in British English) is a chemical element with the symbol S and atomic number 16. It is abundant, multivalent and nonmetallic. Under normal conditions, sulfur atoms form cyclic octatomic molecules with a chemical formula ...
was once mined in the fumarolic areas.
Geology
Mount Asahi is an activestratovolcano
A stratovolcano, also known as a composite volcano, is a conical volcano built up by many layers (strata) of hardened lava and tephra. Unlike shield volcanoes, stratovolcanoes are characterized by a steep profile with a summit crater and per ...
, in height that arose southwest of the Ohachi-Daira caldera. The Japan Meteorological Agency gave the region rank C in volcanic activity. The volcano consists mainly of andesite and dacite, Holocene volcanic non-alkali mafic rock less than 18,000 years old. In addition to the main peak, there is a smaller volcano emerging from the southeast shoulder of the mountain, .
Eruptive history
Whilst there is no historical record of the eruptions of Mount Asahi, tephrochronology and radiocarbon dating have determined the following events: * 3200 BC ± 75 years, Asahi Soria deposit, corrected radiocarbon dating, explosive eruption * 2800 BC ± 100 years, As-A tephra, corrected radiocarbon dating, explosive eruption and phreatic explosions * 1450 BC ± 50 years, As-B tephra, uncorrected radiocarbon dating, explosive eruption and phreatic explosions * 500 BC ± 50 years, Ash-b tephra, tephrochonology, explosive eruption and phreatic explosions and debris avalanches * 1739, tephrochronology, explosive eruption and phreatic explosions with possible eruption of the central vent and radial good Mount Asahi currently exhibits steam activity in the form of fumaroles.See also
* List of volcanoes in Japan * List of mountains in JapanReferences
* * Watanabe, Teiji and Hauser, Markus.ASAHI-DAKE: The heart of the Daisetsuzan National Park
'' Hiking map 1:25,000''.'' Alice Inc. (2017)
External links
*Ropeway website
*
Official tourism information website
Stratovolcanoes of Japan Volcanoes of Hokkaido Mountains of Hokkaido Highest points of Japanese national parks {{Hokkaido-geo-stub