Mount Nasu

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Mount Nasu
Nasu Mountains
Highest point
Elevation1,916.9 m (6,289 ft)
Coordinates37°09′N 139°57′E / 37.150°N 139.950°E / 37.150; 139.950Coordinates: 37°09′N 139°57′E / 37.150°N 139.950°E / 37.150; 139.950
Language of nameJapanese
Parent rangeŌu Mountains
Mountain typeComplex volcano
Last eruptionNovember 1963

Mount Nasu (那須岳, Nasu-dake) is a group of complex volcanoes located in the northeast part of Nikkō National Park, Japan. The tallest peak is Sanbonyari Peak at a height of 1,916.9 m (6,289 ft). Mount Nasu is one of the 100 Famous Japanese Mountains.

Major peaks[edit]

Mount Nasu has the following major peaks:

  • Sanbonyari Peak – 1916.9 m
  • Chausu Peak – 1915 m
  • Asahi Peak – 1896 m
  • Minamigatsusan – 1776 m
  • Kuro-oya Peak – 1589 m

Thease peaks are known collectively as Nasu Five Peaks (那須5岳, Nasu-Go-Take).


It is estimated that Mount Nasu started erupting 600 thousand years ago. The eruption started from the north end of the mountain range, at Kashi-Asahi Peak. Only Chausu Peak is active today.




External links[edit]

  • Nasudake – Japan Meteorological Agency (in Japanese)
  • "Nasudake: National catalogue of the active volcanoes in Japan" (PDF). – Japan Meteorological Agency
  • Nasudake – Geological Survey of Japan
  • Nasudake: Global Volcanism Program – Smithsonian Institution