The hot spring in the Pingnei Sea is located in the south of Ukushima, and can directly overlook the Pacific Ocean. It is a hot spring from the Pingnei coast. It will be submerged in the sea at high tide, and it will become a sky bath when the tide is low, so it is very famous. The hot spring is at 48 degrees. This is a precious spring water from the sea, 2 times a day, about 2 hours before and after the low tide can be bathed. The nature of the spring water is simple sulfur spring, which is said to have curative effects on rheumatism, nerve pain, skin disease, and women's disease.