World Map › Hokkaido-Komagatake
Volcano
Hokkaido-Komagatake
Stratovolcano · 1,131 m · Japan
Hokkaido-Komagatake sits on the Okhotsk Plate, in a subduction zone. 23 eruptions are known since the end of the last ice age, the most recent in 2000. Its major eruptions caused at least 727 deaths.
- Elevation
- 1,131 m
- Type
- Stratovolcano
- Tectonic Setting
- Subduction zone, continental crust
- Dominant Rock
- Andesite / Basaltic Andesite
- Plate
- Okhotsk Plate
- Country
- Japan
- Last Eruption
- 2000
- Known Eruptions (Holocene)
- 23
- Max. Explosivity (VEI)
- 5
- Known Fatalities
- 727
Nearby Cities
Cities of more than 20,000 people within 100 km. At least 303,000 people live in those within 30 km.
- 30 kmHakodate303,000 people
- 41 kmMuroran156,000 people
- 97 kmTomakomai175,000 people
Eruption Timeline
Each bar is an eruption; its height shows its explosivity (VEI 0 to 8).
Eruption Deadly Eruption (NOAA) Uncertain Date
Sources : Global Volcanism Program, 2026. Volcanoes of the World (v. 5.4.0; 7 Aug 2026), Smithsonian Institution, doi:10.5479/si.GVP.VOTW5-2026.5.4 (volcano.si.edu) · NOAA NCEI · USGS · Wikidata