Earth:Southern Yatsugatake Volcanic Group

Short description: Volcanic group on the island of Honshu, Japan

Southern Yatsugatake Volcanic Group
Southern Yatsugatake Volcanic Group
Highest point
Peak	Mount Aka
Elevation	2,899 m (9,511 ft)
Coordinates
Naming
Etymology	Southern mountains with eight peaks
Native name	[ 南八ヶ岳 (Japanese) Minami-Yatsugatake (Japanese) ] Error: {{Native name}}: missing language tag (help)  (language?)
Geography
Country	Japan
Prefectures	Nagano Prefecture and Yamanashi Prefecture
Region	Chūbu
Districts	Minamisaku and Suwa
Municipalities	Hara, Fujimi, Chino, Hokuto and Minamimaki
Parent range	Yatsugatake Mountains
Borders on	Northern Yatsugatake Volcanic Group
Biome	Alpine climate
Geology
Age of rock	Quaternary
Mountain type	Stratovolcanoes
Volcanic arc	Northeastern Japan Arc

Yatsugatake from Mt. Kitayoko (June 2007)

Southern Yatsugatake Volcanic Group (南八ヶ岳, Minami-Yatsugatake), also known as just Yatsugatake is a volcanic group of inactive volcanoes located on the border of Nagano Prefecture and Yamanashi Prefecture on Honshū in Japan.

Description

The Southern Yatsugatake Volcanic Group is part of the Yatsugatake Mountains. The southern group is defined as the mountains south of the Natsuzawa Pass. The highest peak of the mountains is Mount Aka and the elevation is 2,899 metres.

The southern Yatugatake mountains are steep and have alpine characteristics. The mountains of the Northern Yatsugatake Volcanic Group are gentler and lower. Mount Tateshina is also part of the Northern Yatsugatake mountains, but is listed separately.

This volcanic group is listed among the 100 famous mountains in Japan. There the mountains are listed as Yatsugatake.

These mountains are part of the Yatsugatake-Chūshin Kōgen Quasi-National Park.

Geology

The volcanoes are stratovolcanoes that are 1 million to 200,000 years old. The rock is mainly basalt and andesite.

List of peaks

The following major peaks make up part of the Southern Yatsugatake Volcanic Group and are listed by height:

Name	Height
Mount Aka (赤岳, Aka-dake)	2,899.2 metres (9,511.8 ft)
Mount Yoko (横岳, Yoko-dake)	2,829 metres (9,281 ft)
Mount Amida (阿弥陀岳, Amida-dake)	2,805 metres (9,203 ft)
Mount Iō (硫黄岳, Iō-dake)	2,760 metres (9,060 ft)
Mount Gongen (権現岳, Gongen-dake)	2,715 metres (8,907 ft)
Mount Amigasa (編笠山, Amigasa-yama)	2,523.7 metres (8,279.9 ft)
Mount Nishi (西岳, Nishi-dake)	2,398 metres (7,867 ft)

From the south, to Natuzawa Pass, beyond which the Northern Yatsugatake Mountains begin, the peaks are:

• Mt. Amigasayama (2,524 m)
• Mt. Nishidake (2,398 m)
• Mt. Mitsugashira (2,580 m)
• Mt. Gongendake (2,715 m)
• Mt. Aka (2,899 m)
• Mt. Nakadake (2,700 m)
• Mt. Amidadake (2,805 m)
• Mt. Yoko (2,829 m)
• Mt. Iōdake (2,760 m)
• Mt. Akaiwanoatama (2,656 m)
• Mt. Minenomatsume (2,567 m)
• Natsuzawa Pass (2,423 m)

From Natsuzawa Pass, it is possible to descend to Sakuradaira, via O-ren Hut and Natsuzawa Kosen, or directly to Honzawa Onsen, or continue through the Northern Yatsugatake Mountains.

Gallery

• 
  Mount Aka, the highest peak of the Yatsugatake mountains
• 
  Mount Gongen, from Mount Aka
• 
  Mount Amida, Mount Iō, Mount Yoko and Mount Aka from Mount Gongen
• 
  Mount Amida, Mount Iō, Mount Yoko, Mount Aka and Mount Gongen from Mount Amigasa
• Mt Iō taken from Natsuzawa Pass in March 2024.jpg
  Mt Iō taken from Natsuzawa Pass in March 2024.jpg

See also

• List of mountains in Japan
• List of volcanoes in Japan

External links

• Welcome to Yatsugatake
• Official Home Page of the Geographical Survey Institute in Japan

See also

• Yatsugatake-Chūshin Kōgen Quasi-National Park
• Yatsugatake Mountains - Northern Yatsugatake Volcanic Group
• List of mountains in Japan