Type of Onsen

There are 9 types of onsen that are regarded as having healing effects. In such establishments, these claims are usually clearly displayed. Bathing in the right onsen can be an effective cure for some illnesses.
1. Hot springs containing carbon dioxide are good for keeping your body warm.
2. The hydrogen carbonate springs are good for smooth skin.
3. Hot springs containing chloride are good for elderly people who have painful joints.
4. Sulfate springs are good for preventing the hardening of the arteries.
5. Iron-rich springs are good for painful joints, menopausal discomforts and chronic skin diseases.
6. Sulfur springs are effective for lowering high blood pressure and preventing the hardening of the arteries.
7. Although acid springs can irritate the skin, they are good for chronic skin diseases, women's diseases and diabetes.
8. Springs containing radium or radon ions are effective for lowering high blood pressure and preventing the hardening of the arteries.
9. The normal type of spring is a mild spring with a low mineral content, but this is also widely used as a treatment.

Beside that, there are some different onsen with special purpose. Sometimes it was very unique and special .. they are
Green Tea Onsen

Sake Onsen

Coffe Onsen

And then.. WIne Onsen...