There are hot springs scattered all over Japan ... are harvested from the Yubatake and sold as bath salts. They say that the name Kusatsu comes from “kusai-mizu,” or sulphuric water that ...

Soaking in a Japanese hot spring is the perfect way to heal a tired body and mind. In 2025, Kusatsu Onsen heads a nationwide ranking of hot springs ... outdoor bath in Kusatsu Onsen in Gunma ...