Oyu Onsen
Akita · 大湯温泉
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.
Where it is
38.9893, 140.6883 — open the map
Read more
Japanese Wikipedia
Other towns in Akita