Located in Unnan City, Shimane Prefecture, along the clear waters of the Mitoya River, a tributary of the Hii River, the spring quality of Izumo Yumura Onsen Seiranso is an alkaline simple hot spring that is characterized by its thick texture on the skin. After bathing, the skin is moisturized and the water is especially popular among women as a "beautiful skin bath."

The spring water flows directly from the source, and is a colorless, odorless, alkaline simple spring with a low pH of 38.2°C. With a high pH value of 9.0, it has a cleansing effect that makes the skin smooth.

In addition to the large public bath, there is also an open-air bath. Another attractive feature is the low bathing fee.