is a quasi-national park on the

Oshima Peninsula The Oshima Peninsula (渡島半島 ''Oshima-hantō'') is the southernmost part of Hokkaidō, the northernmost of the Japanese islands. Where the peninsula starts is open to interpretation. A more generous interpretation is to draw a line southea ...

in southwest Hokkaidō, Japan. The park encompasses the volcanic as well as the and ponds, which abut against the west slope of the mountain. The park, which was designated as quasi-national in 1958, is the smallest major park in Hokkaidō. Ōnuma and Konuma were created when

mudflow A mudflow or mud flow is a form of mass wasting involving fast-moving flow of debris that has become liquified by the addition of water. Such flows can move at speeds ranging from 3 meters/minute to 5 meters/second. Mudflows contain a significa ...

s due to eruptions of Hokkaidō Koma-ga-take dammed up depressions at the base of the mountain. The ponds, which are dotted with watershields, are surrounded by

birch A birch is a thin-leaved deciduous hardwood tree of the genus ''Betula'' (), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech- oak family Fagaceae. The genus ''Betula'' contains ...

and

maple ''Acer'' () is a genus of trees and shrubs commonly known as maples. The genus is placed in the family Sapindaceae.Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 9, June 2008 nd more or less continuously updated since http ...

forests.

Related cities, towns and villages

Nanae, Hokkaidō is a town located in Oshima Subprefecture, Hokkaido, Japan. In April 2017, the town had an estimated population of 28,514, with 13,639 households, and a density of 130 persons per km2. The total area is 216.61 km2. Geography Nanae is at th ...

References

External links

J-IBIS
National parks of Japan Parks and gardens in Hokkaido Protected areas established in 1958 {{Japan-protected-area-stub

Related cities, towns and villages

See also

References

External links