Mount Chausu
茶臼岳
Nasu, Tochigi · Elevation 1,915 m
Chausudake, also called Mount Nasu, is an active volcano with continuing fumarolic activity in craters on its western slope. A pyroclastic cone and lava dome occupy the summit area, with fumaroles inside and outside the central crater. The Nasu Ropeway provides access, followed by a hike of about 50 minutes each way from its upper station to the summit.
Mount Chausu at a glance
- Weather: The most settled day in the next 7 days is Wed, November 4: clear, gusts up to 9 m/s. Fri, Nov 6, Sat, Nov 7, Sun, Nov 8: strong wind (gusts up to 23 m/s).
- Route: The shortest is Mount Chausu Out-and-Back from Nasu Ropeway Summit Station: about 1 h 26 min, 2.1 km, about 230 m of climbing.
Mount Chausu weather (hourly, 14 days)
Sunrise today 06:06, sunset 16:42
| 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 | 5° | 1° | -1° | -2° | -1° | -2° | -2° | -2° | 0° | 5° | 7° | 8° | 6° | 2° | 2° | 2° | 4° | 4° | 6° | 8° | 8° | 6° | 6° | 5° | 3° | 4° | 8° | 9° | 9° | 5° | 3° | 1° | 0° | -1° | -2° | -2° | -2° | -3° | -3° | -3° | -3° | -3° | -2° | 1° | 0° | -2° | -2° | -2° | -2° | -3° | 0° | 3° | -2° | -3° | 1° | 3° | -3° | -2° | -2° | -1° | -2° | -3° | 0° | 2° | -3° | -1° | -1° | -1° | -4° | -4° | 0° | 4° | -4° | -3° | 5° | 6° | 3° | 4° | 9° | 3° | -3° | -4° | -1° | 2° |
| Precipitation | mm | 0.3 | 0.3 | 8 | 9 | 8 | 1.4 | 0.1 | 0.8 | 0.3 | 0.2 | 0.5 | 0.7 | 0.3 | 0.6 | 1.6 | 1.8 | 1.1 | 0.6 | 0.5 | 0.2 | 0.4 | 0.4 | 0.2 | 0.1 | 0.1 | 0.9 | 2.3 | 1.4 | 0.9 | 0.3 | 2.2 | 0.1 | 3.1 | 8 | 2.3 | 2.3 | 0.2 | |||||||||||||||||||||||||||||||||||||||||||||||
| New snow | cm | 0.6 | 0.9 | 0.5 | 0.3 | 0.4 | <.1 | <.1 | 0.1 | 0.1 | <.1 | <.1 | <.1 | <.1 | 2.1 | 0.2 | <.1 | 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 | 0 | 0 | <1 | <1 | <1 | <1 | <1 | <1 | <1 | <1 | <1 | <1 | <1 | <1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | <1 | 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 |
| Wind | m/s | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 3 | 2 | 3 | 2 | 2 | 0 | 1 | 2 | 2 | 1 | 2 | 1 | 1 | 2 | 5 | 6 | 6 | 4 | 4 | 5 | 7 | 5 | 4 | 6 | 6 | 6 | 6 | 5 | 5 | 4 | 5 | 6 | 6 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 4 | 1 | 4 | 7 | 8 | 5 | 3 | 3 | 3 | 1 | 3 | 6 | 7 | 4 | 3 | 2 | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 2 | 5 | 8 | 4 | 2 | 0 |
| Wind gusts | m/s | 18 | 15 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 4 | 7 | 9 | 9 | 10 | 11 | 10 | 7 | 7 | 6 | 6 | 5 | 6 | 6 | 6 | 10 | 16 | 19 | 19 | 18 | 16 | 16 | 21 | 22 | 18 | 21 | 23 | 23 | 20 | 20 | 19 | 19 | 17 | 19 | 19 | 17 | 11 | 8 | 7 | 7 | 7 | 6 | 7 | 7 | 6 | 12 | 12 | 13 | 23 | 27 | 25 | 15 | 11 | 12 | 10 | 9 | 19 | 22 | 21 | 14 | 12 | 7 | 6 | 6 | 5 | 7 | 6 | 10 | 9 | 18 | 23 | 23 | 14 | 7 |
| Wind dir. | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | |
Mount Chausu live cameras
Mount Chausu hiking routes
- Mount Chausu Out-and-Back from Nasu Ropeway Summit Station 2.1 km · Ascent 233 m Nasusancho (Aerialway station)
- Nasu Ropeway, Mount Chausu and Mount Asahi Traverse 6.4 km · Ascent 437 m Nasusancho (Aerialway station) → Nasusanroku (Aerialway station), Nasu Ropeway (Bus stop) (parking)
- Mount Chausu and Ushigakubi Circuit from Toge-no-Chaya 7.0 km · Ascent 532 m parking
- Nasu Three-Peak Traverse: Ropeway Summit Station to Toge-no-Chaya 10.6 km · Ascent 773 m Nasusancho (Aerialway station) → parking
Hiking times are estimates calculated from the terrain.
Huts, campsites and lodging near Mount Chausu
Mountain huts
- 峰の茶屋跡避難小屋 unstaffed · sleeps 30
- 那須岳避難小屋
- 三斗小屋温泉 煙草屋旅館 2026: open April 18–November 30 · reservation required
- 三斗小屋温泉 大黒屋 2026: open April 11–November 25 · reservation required
Campsites
- 休暇村那須キャンプ場
- 那須甲子青少年自然の家那須ロッジ
Lodging
- 大丸温泉旅館
- 旅館ニューおおたか
- 那須マウントホテル
- 弁天温泉旅館
- 休暇村那須
Mount Chausu facts
- Elevation
- 1,915 m
- Location
- Nasu, Tochigi
37.124918, 139.962902 - Volcano
- Active volcano (那須岳)
- Website
- www.nasu-ropeway.jp
- Trail Map
- nasukashi.niye.go.jp
- Access Information
- www.nasu-ropeway.jp
- Wikipedia
- ja.wikipedia.org