青梅石神温泉
Tokyo
青梅石神温泉 is a hot spring town in Tokyo, Japan. Officially the water is classed as sulfur spring.
Sulfur spring
The water here
Sulfur spring 硫黄泉
The classic rotten-egg smell and milky white water. It can tarnish silver jewellery, so take it off.
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Japanese Wikipedia
Other towns in Tokyo