Ashigara no Onsen; Onriyu
Minamiashigara, Kanagawa, Japan
Illustration photo — not a verified picture of this exact spot.
- Location
- Minamiashigara, Kanagawa, Japan
- Water type
- sodium chloride
- Temperature
- 41 °C
- pH
- 7.3
Water profile
Thermicity
Sedative
LowHigh
Relaxing — deep, immediate muscle release.
Mineralisation
Restorative
LowHigh
Loaded with major ions — the essential minerals (Ca, Mg).
Buoyancy
Effortless float
LowHigh
Dense, salty water — you float without effort.
SodiumChloruresBrome
Ashigara no Onsen (Onriyu) is located in Minamiashigara, Kanagawa Prefecture, at the foot of the mountains separating Kanagawa from Shizuoka. Its sodium-chloride water flows at 41°C, pH 7.3. The facility has an indoor bath, an outdoor rotenburo bath and a sauna.
Insider tip — Onriyu, the spring that drives away worry, sits in the Ashigara highlands where Kintaro the legendary golden boy of Japanese folklore was said to wrestle bears on Mount Kintoki. The Ashigara range faces Mount Fuji to the north, and the Daiyuzan Saijoji Zen temple attracts pilgrims along the old Kinomeichi forest road nearby.
Nearby
Frequently asked questions
How hot is the water?
The water runs quite hot here, around 41 °C — a sedative water that brings immediate muscle release.
What type of water is found here?
This spot features sodium chloride water.
What is the best season to visit?
The most favourable period for this spot is: Toute l'année.