Noboribetsu Tourism Association Official Web Site

Oyunama

大湯沼

大湯沼 大湯沼

An explosion crater of Mt. Hiyori, Oyunuma is a gourd shaped sulfurous lake approximately one kilometre in circumference. At the bottom of it, hot water bubbles out of a sulfurous hot spring with a temperature of approximately 130°c. Even on the surface, the temperature of the grayish black water is around 40-50°c. In the past, an industry developed around collecting the accumulated sulfur on the bottom of the lake.

Information

  • Address: Noboribetsu Onsen-cho, Noboribetsu
  • Fee: Free
  • Map Code(GPS): 603 288 875 *28

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Noboribetsu Tourism Association Official Site 60 Noboribetsu Onsen-cho Noboribetsu-shi,
059-0551  Tel 0143-84-3311 FAX 0143-84-3303
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