Mount Chokai
鳥海山
Yuza, Yamagata · Elevation 2,236 m
Mount Chokai (Shinzan, 2,236 m) is an active stratovolcano straddling the Yamagata–Akita border and the second-highest peak in Tohoku. Its symmetrical cone has earned it the names “Dewa Fuji” and “Akita Fuji,” and it forms the core of Chokai Quasi-National Park. The summit area contains a caldera, outer crater rim and Shinzan lava dome, with lingering snowfields and alpine flower meadows. It has long been revered as a sacred mountain on both sides of the prefectural border.
Mount Chokai at a glance
- Weather: The most settled day in the next 7 days is Wed, November 4: cloudy, gusts up to 9 m/s. Fri, Nov 6, Sat, Nov 7, Sun, Nov 8: strong wind (gusts up to 25 m/s).
- Route: The shortest is Mount Shichikosan Return via Mount Chokai's Haraigawa Route: about 5 h 53 min, 8.6 km, about 1,040 m of climbing.
Mount Chokai weather (hourly, 14 days)
Sunrise today 06:09, sunset 16:38
| Tue, 11/3 | Wed, 11/4 | Thu, 11/5 | Fri, 11/6 | Sat, 11/7 | Sun, 11/8 | Mon, 11/9 | Tue, 11/10 | Wed, 11/11 | Thu, 11/12 | Fri, 11/13 | Sat, 11/14 | Sun, 11/15 | Mon, 11/16 | Tue, 11/17 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Japan time | 15 | 17 | 19 | 21 | 23 | 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | 21 | 3 | 9 | 15 | |
| Temperature | °C | -2° | -4° | -5° | -6° | -5° | -4° | -4° | -4° | -3° | -1° | 2° | 3° | 2° | -3° | -1° | -2° | -1° | -1° | 0° | 2° | 2° | 1° | 2° | 1° | 1° | 2° | 3° | 4° | 1° | -2° | -4° | -6° | -7° | -8° | -7° | -7° | -7° | -7° | -8° | -8° | -8° | -8° | -6° | -5° | -5° | -6° | -8° | -8° | -7° | -9° | -6° | -6° | -9° | -10° | -6° | -3° | -7° | -7° | -6° | -4° | -8° | -7° | -4° | -4° | -7° | -5° | -6° | -6° | -7° | -8° | -4° | -3° | -9° | -6° | 0° | 2° | -2° | -2° | 0° | -4° | -8° | -8° | -6° | -5° |
| Precipitation | mm | 0.1 | 0.2 | 0.1 | 0.2 | 0.7 | 0.6 | 0.1 | 0.2 | 2.0 | 3.9 | 2.6 | 0.9 | 1.6 | 2.1 | 7 | 10 | 4.3 | 5 | 2.3 | 3.7 | 4.3 | 2.7 | 2.3 | 1.8 | 2.5 | 1.1 | 1.1 | 1.2 | 1.2 | 1.4 | 1.3 | 1.3 | 0.2 | 0.2 | 0.2 | 1.1 | 5 | 13 | 2.9 | 0.4 | 0.6 | 0.3 | 0.1 | 0.5 | 0.3 | 14 | 0.8 | 1.0 | 0.2 | 2.3 | 7 | 4.1 | 6 | 2.7 | 0.2 | 0.3 | 0.3 | |||||||||||||||||||||||||||
| New snow | cm | 0.4 | 0.9 | 1.1 | 1.8 | 0.8 | 0.7 | 0.7 | 0.6 | 0.6 | 0.5 | 0.6 | <.1 | <.1 | 0.1 | 0.3 | 1.2 | 2.3 | 0.6 | <.1 | <.1 | <.1 | 0.4 | 0.1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Snow depth | cm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | <1 | <1 | <1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 3 | 2 | 1 | <1 | <1 | <1 | <1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind | m/s | 4 | 3 | 3 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 3 | 2 | 1 | 2 | 3 | 3 | 3 | 2 | 1 | 1 | 2 | 1 | 1 | 2 | 2 | 2 | 3 | 7 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 8 | 7 | 4 | 3 | 3 | 3 | 1 | 2 | 2 | 2 | 1 | 2 | 4 | 4 | 3 | 1 | 3 | 1 | 3 | 4 | 3 | 0 | 1 | 4 | 4 | 3 | 1 | 3 | 2 | 0 | 0 | 1 | 2 | 1 | 1 | 2 | 5 | 5 | 3 | 2 | 2 |
| Wind gusts | m/s | 14 | 13 | 9 | 8 | 7 | 8 | 9 | 9 | 8 | 6 | 9 | 9 | 7 | 5 | 9 | 9 | 10 | 9 | 8 | 6 | 7 | 7 | 6 | 7 | 7 | 7 | 11 | 20 | 20 | 15 | 16 | 17 | 17 | 18 | 20 | 25 | 25 | 24 | 22 | 20 | 19 | 19 | 19 | 22 | 22 | 18 | 13 | 10 | 9 | 8 | 7 | 8 | 7 | 6 | 5 | 11 | 16 | 15 | 8 | 11 | 9 | 8 | 11 | 11 | 10 | 6 | 11 | 14 | 13 | 8 | 9 | 10 | 6 | 3 | 5 | 8 | 8 | 7 | 6 | 16 | 16 | 14 | 9 | 8 |
| Wind dir. | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | |
Mount Chokai live cameras
Mount Chokai hiking routes
- Mount Shichikosan Return via Mount Chokai's Haraigawa Route 8.6 km · Ascent 1,038 m Haraigawa Hutte (parking)
- Fushiogami, Gyoja and Shichiko Peaks Return from Yunodai 11.0 km · Ascent 1,074 m parking
Hiking times are estimates calculated from the terrain.
Huts, campsites and lodging near Mount Chokai
Mountain huts
- 御室小屋 2026: open July 3–August 30 · reservation required · sleeps 50
- 唐獅子平避難小屋 unstaffed
- 御浜小屋 2026: open July 3–August 30 · reservation required · sleeps 20
- Takinokoya 2026: open June 22–October 12 · reservation required · sleeps 20
- Haraigawa Hutte 2026: open April 24–October 3
Campsites
- Haraikawa Campground
Lists that include Mount Chokai
100 Famous Japanese Mountains · Japan 200 Famous Mountains · Japan's 300 Famous Mountains · 100 Famous Mountains of Flowers · New 100 Famous Flower Mountains · New Japan 100 Famous Mountains · Highest Peaks by Prefecture · Illustrated Collection of Japan's Famous Mountains · 100 Famous Hot Spring Mountains · 100 Fujis of Japan · Tohoku 100 Famous Mountains · Yamagata 100 Famous Mountains · Elevations of 1003 Mountains of Japan · 1000 Mountains of Japan
Mount Chokai facts
- Also known as
- 出羽富士 · 庄内富士 · 秋田富士 · 新山
- Elevation
- 2,236 m
- Location
- Yuza, Yamagata
39.099248, 140.050347 - National Park
- 鳥海国定公園
- Volcano
- Active volcano (鳥海山)
- Season Opens
- July 1
- Website
- www.yuzachokai.jp
- Trail Map
- www.yuzachokai.jp (PDF)
- Access Information
- www.yuzachokai.jp
- Wikipedia
- ja.wikipedia.org