Mamahahadake
継母岳
Gero, Gifu · Elevation 2,867 m
Mamahahadake is a 2,867 m peak in Gero City, Gifu Prefecture, on the southwestern outer rim of Mount Ontake, southwest of its main summit Kengamine (3,067 m). It is part of the Ontake volcano. Activity of the Mamahaha volcano 80,000–90,000 years ago built lava domes and pyroclastic deposits. No maintained public trail leads to the peak, and the surrounding area remains subject to volcanic access restrictions following the 2014 Ontake eruption.
Mamahahadake at a glance
- Weather: The most settled day in the next 7 days is Sun, November 8: clear, gusts up to 9 m/s. Sat, Nov 7: strong wind (gusts up to 17 m/s).
Mamahahadake weather (hourly, 14 days)
Sunrise today 06:14, sunset 16:54
| 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° | -3° | -6° | -6° | -6° | -6° | -6° | -6° | -5° | 1° | 4° | 5° | 4° | 0° | 0° | -1° | -1° | -1° | 2° | 4° | 5° | 1° | 1° | -1° | 0° | 1° | 2° | 5° | 2° | -2° | -3° | -5° | -7° | -8° | -6° | -6° | -6° | -9° | -11° | -12° | -12° | -11° | -1° | 2° | 0° | -6° | -5° | -5° | -5° | -5° | -2° | 0° | -8° | -10° | -3° | -2° | -6° | -9° | -9° | -6° | -12° | -11° | -3° | -2° | -9° | -7° | -5° | -4° | -12° | -8° | -3° | -1° | -6° | -5° | 0° | 0° | 0° | 0° | 2° | 0° | -7° | -10° | -2° | -1° |
| Precipitation | mm | 0.2 | 4.7 | 13 | 5 | 2.9 | 0.1 | 3.3 | 0.8 | 0.4 | 0.2 | 0.2 | 0.1 | 0.3 | 0.2 | 0.2 | 0.4 | 1.6 | 0.9 | 0.3 | 1.1 | 15 | 12 | 1.8 | 1.7 | 0.2 | 0.1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| New snow | cm | <.1 | 0.2 | <.1 | 0.3 | 0.6 | 0.3 | <.1 | <.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 | 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 | <1 | <1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind | m/s | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 3 | 2 | 0 | 1 | 1 | 2 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 2 | 2 | 3 | 4 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 4 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 2 | 0 | 0 | 2 | 4 | 3 | 3 | 6 | 5 | 1 | 0 | 3 | 2 | 0 | 1 | 4 | 3 | 1 | 1 | 1 | 2 | 0 | 0 | 3 | 2 | 3 | 1 | 2 | 5 | 2 | 1 | 1 | 2 |
| Wind gusts | m/s | 9 | 8 | 5 | 4 | 4 | 4 | 4 | 3 | 4 | 6 | 9 | 11 | 10 | 8 | 7 | 9 | 13 | 12 | 8 | 7 | 8 | 7 | 7 | 7 | 11 | 11 | 8 | 12 | 13 | 12 | 10 | 10 | 11 | 12 | 15 | 17 | 17 | 16 | 12 | 11 | 10 | 10 | 9 | 8 | 8 | 6 | 7 | 8 | 9 | 8 | 8 | 11 | 7 | 6 | 9 | 15 | 13 | 15 | 25 | 23 | 18 | 6 | 10 | 11 | 7 | 8 | 14 | 16 | 14 | 7 | 5 | 10 | 8 | 7 | 11 | 13 | 15 | 16 | 10 | 19 | 19 | 12 | 5 | 9 |
| Wind dir. | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | ↓ | |
Huts, campsites and lodging near Mamahahadake
Mountain huts
- Ninoike-Hyutte 2026: open July 1–October 11 · reservation required
- 二ノ池山荘 2026: open July 1–October 11 · reservation required · sleeps 70
- Ninoike-Shinkan
- 王滝頂上山荘
- 9合目避難小屋(王滝口) unstaffed
Lodging
- 濁河温泉 湯元館
- 濁河温泉 湯の谷荘
- 濁河温泉 朝日荘
- 原生林の秘湯 濁河温泉ロッジ
Mamahahadake facts
- Elevation
- 2,867 m
- Location
- Gero, Gifu
35.892666, 137.465186 - National Park
- 御嶽山国定公園
- Volcano
- Active volcano (御嶽山)
- Website
- www.vill.otaki.nagano.jp