
Photo: Batholith · Public domain · Wikimedia Commons
Imaihama Onsen is a hot spring town in Shizuoka, Japan. The water leaves the ground at 46°C, hot. Officially the water is classed as chloride spring and sulfate spring.
Salty water. The salt leaves a thin film on the skin, so you stay warm well after leaving the bath.
Clear water with a faintly bitter taste. Known for holding heat.
Figures from the town's Japanese Wikipedia article.
34.7508, 139.0028 — open the map
Planning a first soak? Read how an onsen stay works, and what to do if you have tattoos.