Lake Kussharo Sunayu Onsen
Hot Spring Water Emerging from the Sandy Shore of Lake Kussharo
Sunayu is a lakeside hot spring spot located on the shore of Lake Kussharo within Akan-Mashu National Park. Thermal hot spring water emerges when the sandy beach is dug, allowing visitors to observe geothermal activity along the lakeshore environment.
By adjusting the depth and width of the excavation, bathing pools of different sizes can be formed along the beach. Thermal hot spring water emerges naturally from beneath the sand, and visitors can observe this geothermal phenomenon while viewing the surrounding scenery of Lake Kussharo.
The shoreline features a campground and a rest house equipped with dining and shopping facilities. The site is used throughout the year, serving as a location where visitors can observe the lakeside environment and changing seasonal landscapes across different seasons of the year.
In winter, geothermal heat keeps parts of the shoreline ice-free. These areas are used by whooper swans migrating from Siberia, and the birds can frequently be observed along the lakeshore during the winter season as part of the local natural environments of Lake Kussharo.
- * Please note that the text shown on this page includes machine translations.
- Nearest airports
Hot spring information
- Spring quality/Indications (for bathing)
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Hydrogen carbonate springs
Cuts, peripheral circulatory failure, cold constitution, dry skin
General Information
- Address
- 北海道川上郡弟子屈町
- Directions
- ●By car: About 60 minutes from Memanbetsu Airport
- Website
* Information on facilities is subject to change. Please check each official website for the latest information.

















