
Mineral-rich waters and steaming geothermal activity at the edge of Oyunuma Pond in Noboribetsu.
Oyunuma Pond is a geothermal lake in Noboribetsu, formed by volcanic activity that heats the water and produces a mineral-rich surface. The pond sits within a shallow basin with steam rising from parts of the water. The composition resolves through contrast between the still surface and areas of visible steam.
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Gallery
Quick Facts
Access
Short Walk
5–15 min
Elevation Gain
20 m
Best Light
Diffuse light reduces glare on the water surface, allowing steam and surface detail to remain visible.
Why This Light
Season
Seasonally Distinct
Summer reveals the full extent of the pond with visible geothermal activity and open water. Winter introduces snow and colder air, increasing the visibility of steam rising from the surface.
Crowds
Often Busy
Restrictions
Access is via marked walking paths around the pond; movement is limited to designated areas due to geothermal hazards.