Photo: Taisyo · CC BY 3.0 · Wikimedia Commons
Miyahama Onsen is a hot spring town in Hiroshima, Japan. Officially the water is classed as radioactive spring. 7 inns take visitors here.
Contains trace radon that leaves the water quickly. Also called radium or radon springs.
Figures from the town's Japanese Wikipedia article.
34.2736, 132.2554 — open the map
Planning a first soak? Read how an onsen stay works, and what to do if you have tattoos.