Mount Jōnen

Mount Jōnen (常念岳, Jōnen-dake) is one of the 100 Famous Japanese Mountains,^[3] reaching the height of 2,857 m (9,373 ft).^[1] It is situated in Japan's Hida Mountains in Nagano Prefecture and in Chūbu-Sangaku National Park.^[4] The shape of the mountain looks like the triangle. It can be seen from Azumi Basin.

Mount Jōnen
常念岳
Mount Jōnen, Mount Yokotooshi and Azusa River in spring from Azumi Basin
Highest point
Elevation	2,857 m (9,373 ft)[1]
Listing	100 Famous Japanese Mountains List of mountains in Japan
Coordinates	36°19′32″N 137°43′39″E[2]
Naming
Language of name	Japanese
Geography
Mount Jōnen Location of Mount Jōnen in Japan.
Location	Azumino, Nagano and Matsumoto, Nagano, Japan
Parent range	Jōnen Mountains in Hida Mountains
Topo map(s)	Geospatial Information Authority 25000:1 穂高岳 50,000:1 上高地
Climbing
First ascent	Walter Weston in 1894 (Mountaineering)

Outline

This mountain is formed with Granite.^[5] Before 1959 nine kinds of butterfly on high mountains can be seen around the mountain.^[6][7] Colias erate and others can be seen now. The shape of the remaining snow of this mountain had decided the time when it farmed. The shape was called Jōnen-Bō (常念坊, Jōnen-Bō).

History

• Summer 1894: Englishman Walter Weston was the first non-Japanese to reach the summit.^[5][8]
• Summer 1906: Usui Kojima summited.^[3]
• July 27, 1919: Mountain hut of Jōnen Hut (常念小屋, Jōnen-goya) was opened.^[9]
• 1922: Kyūya Fukada stayed at the Jōnen Hut, and climbed this mountain.^[3]
• June 1931: The double accident of the climbing mountain party and the rescue team occurred.^[9]
• December 4, 1934: This area was specified to the Chūbu-Sangaku National Park.^[4]
• 1993: Postage stamp of Jōnen Kasa with Matsumoto Castle was put on the market by the Ministry of Posts and Telecommunications (Japan).^[10]
• May 28, 2007: NHK broadcasts the television program concerning Mount Jōnen in the series programs of excellent mountain in Japan.^[11]
• September 10, 2010: NHK broadcasts the television program concerning Mount Jōnen and the high mountain butterfly.^[7]

Mountaineering

Mount Jōnen, Jōnen Hut and the climbing trail from Mount Yokotooshi

Main ascent routes

There are three climbing routes to the top of the mountain.^[12][13]

Ichino River route

Hie-Daira - Ichino River (一ノ沢, Ichi-no-sawa) - Munatuki-hachō - Jōnen Hut(Jōnen-Nokkoshi) - Mount Jōnen

Mount Mae-Jōnen (前常念岳, Mae-Jōnen-dake) route

Mitsumata(三股) - Hon river - Mount Mae-Jōnen - Mount Jōnen

Traverses Route of Jōnen Mountains (from north and south)

There are several stating points to climb.(Kamikōchi, Tokusawa, Yokoo, Mitsumata, from Mount Otensuo, and others)

Jōnen Hut and Mount Yari in spring

Mountain hut

Thera are several Mountain hut around Mount Jōnen.^[13] There is the Campsite on each hut.

• Jōnen Hut (常念小屋) - On the pass of Jōnen Pass (常念乗越, Jōnen-Nokkoshi) between Mount Jōnen and Mount Yokotooshi. It is one of the oldest hut in Japan.
• Mount Chō Hut (蝶ヶ岳ヒュッテ) - Near the top of Mount Chō.
• Yokoo Mountain Cottage (横尾山荘) - In Yokoo most in the north of Kamikochi.
• Daiten Cottage (大天荘) - Near the top of Mount Otensyo.

Geography

Nearby Mountains

It is on the sub ridge line of Jōnen Mountains in the southeast part of the Hida Mountains. There is a small peak of Mount Mae-Jōnen in the southeast by east.^[13]

Mount Yokotooshi and Mount Otensyo
from Mount Jōnen

Mount Jōnen and Karasawa
from Mount Hotaka

Image	Mountain	Elevation	Distance from the Top	Note
	Mt. Yari 槍ヶ岳	3,180 m (10,433 ft)	7.4 km (4.6 mi)	100 Famous
	Mt. Otensyo 大天井岳	2,921.91 m (9,586 ft)	5.0 km (3.1 mi)	tallest mountain in Jōnen Mountains 200 Famous
	Mt. Yokotooshi 横通岳	2,766.99 m (9,078 ft)	1.9 km (1 mi)
	Mt. Jōnen 常念岳	2,857 m (9,373 ft)	0 km (0.0 mi)	100 Famous
	Mt. Mae-Jōnen 前常念岳	2,661.78 m (8,733 ft)[14]	2.0 km (1.2 mi)
	Mt. Chō 蝶ヶ岳	2,677 m (8,783 ft)	4.2 km (2.6 mi)	100 Famous
	Mt. Hotaka 穂高岳	3,190 m (10,466 ft)	8.2 km (5.1 mi)	tallest mountain in Hida Mountains 100 Famous

Source river

Each source river joins the main stream of Shinano River, then flows to the Sea of Japan.^[13]

• Ichinomata Valley (Tributary of Azusa River)
• Jōnen River, Ichino River and Nino river (tributary of Sai (Nagano) River)

Gallery

• 
  Mount Jōnen from Mount Yari
• 
  Mount Jōnen and sunrise from Mount Yari
• 
  Mount Jōnen where it snowed from Mount Chō
• 
  Mount Jōnen in summer from Mount Mae-Jōnen
• 
  Mount Yari that turned red in autumn from Mount Jōnen
• 
  Mount Jonen and Jonen Hut from Mount Yokotoshi, October 2023

See also

• Chūbu-Sangaku National Park
• Hida Mountains
• List of mountains in Japan
• 100 Famous Japanese Mountains

References

1. "Map inspection service of 25000:1 穂高岳". Geospatial Information Authority of Japan. Retrieved December 2, 2010.
2. "Mountains altitude list in Japan(Nagano)". Geospatial Information Authority of Japan. Retrieved December 2, 2010.
3. 100 Famous Japanese Mountains. The Asahi Shimbun Companyin. 1982. ISBN 4-02-260871-4.
4. "Chūbu-Sangaku National Park". Ministry of the Environment (Japan). Archived from the original on February 27, 2012. Retrieved December 2, 2010.
5. 日本山名辞典) [Dictionary of name of Japanese mountain]. Sanseido. 1992. ISBN 4-385-15403-1.
6. 1000 Japanese Mountains. YAMA-KEI Publishers. 1992. ISBN 4-635-09025-6.
7. "The back number of the program (Kita-Alps Mount Jōnen)". NHK. Archived from the original on September 26, 2011. Retrieved December 2, 2010.
8. Walter Weston (2005) [1896]. 日本アルプスの登山と探検 [Mountaineering and exploration in Japanese alps] (in Japanese). Translated by Iwanami　Shoten (new ed.). ISBN 4-00-334741-2.
9. The story of mountain huts in Northern Japanese Alps. Tokyo Shimbun. 1997. ISBN 4-8083-0374-4.
10. 100 Famous Japanese Mountains with postmark of stamp with the scenery. Hukurōsha. 2007. ISBN 978-4-89806-276-0.
11. "Mount Jōnen on Eco channel of NHK". NHK. Retrieved December 2, 2010.
12. Alpen guide Kamikōchi, Mount Yari and Mount Hotaka (アルペンガイド). YAMA-KEI Publishers. 2000. ISBN 4-635-01319-7.
13. 山と高原地図 [Mountain and plateau map, Mount Yari, Mount Hotaka and Kamikōchi]. Shobunsha Publications. 2010. ISBN 978-4-398-75717-3.
14. "Information inspection service of the Triangulation station". Geospatial Information Authority of Japan,(高山-上高地). Archived from the original on June 9, 2009. Retrieved December 2, 2010.

External links

• Media related to Mount Jōnen at Wikimedia Commons