Onsen types@Noboribetsu

1-Sulfur spring
(Iou-sen)

Sulfur springs are milky-white in color, feature a peculiar smell and make it tough to produce lather with soap. Sulfur spring waters are known to helo ease chronic bronchitis, hardening of the arteries and chronic dermatitis.

2-Salt spring
(Shokuen-sen)

Salt springs are the most common type of hot spring in Japan and they are colorless, taste salty and make it almost impossible to produce a lather with soap. These springs are also known as ‘‘Netsu-no-yu’’ (or springs of heat) because they retain heat quite well. Salt spring waters are known to help ease neuralgia, lower back pain and poor circulation.

3-Aluminum spring
(Myohban-sen)

Aluminum springs are most often found in volcano zone. They are known to tighten the skin and mucous membranes, which helps ease symptoms of chronic skin disease, inflammation of the mucous membranes, athlete’s foot and hives.

4-Mirabilite spring
(Boh-shoh-sen)

Mirabilite springs are a type of sulfate spring that is colorless and salty tasting. Mirabilite spring waters contain sodium which improves blood flow and in the process ease the effects of hypertension, wounds and arteriosclerosis.

5-Melanterite spring
(Ryokuban-sen)

The negative ions in melanterite springs consist mainly of sulfuric acid ions, while the positive ions contain mainly iron ions. When exposed to air, melanterite springs oxideze and turn to a copper color. Highly acidic, melanterite spring waters also contain large amounts of minerals such as copper and manganese, and help to ease the effectsa of anemia and chronic eczema.

6-Iron spring
(Tessen)

Iron springs contain more than 20mg of iron ion per 1kg of water, which when exposed to air oxidizes and turns a reddish color. make your towel reddish in color. Known for heating up the body quite well and sometimes metallic taste, iron springs help ease symotoms of anemia and chronic eczema.

7-Acidic Iron spring
(Sansei-Tessen)

Acidic springs have a pH of less than 3 and can sometimes irritate your skin. Acidic spring waters are known to help ease eczema symptoms because of its poweful disinfecting action. People with sensitive skin should wash their body with regular water after the bath.

8-Alkaline spring
(Juh-sou-sen)

The negative ion s in alkaline springs consist mainly of hydrogen carbonate ions, while the postive ions include minly sodium ions. Alkaline springs are also known as ‘Bijin-no-yu’ (or hotspring for beauty) because they helo soften connified layers of the skin and emulsify secretions, which eases skin conditions and sanitizes wounds.

9-Radium Spring
(Radium-sen)

Radium springs, which typically contain thoron or radon, have been known since ancient times to ease a wide range of ailments. Radiium spring waters have a strong sedative effect, and so are particularly effective at easing neuralgia, rheumatism and menopausal disorders.