Yudomari onsen is an open air seaside hot spring where you can hear the ocean waves and see sunsets over the ocean. It is open 24 hours a day and is not particularly hot, about 37 °C. It is a simple sulfur hot spring and is said to be good for rheumatism, and neuralgia. Swimming suits are not allowed while bathing here but it’s allowed at the other hot spring location about 30 meters from here. For use of the hot spring, please put a small donation, about 200 yen, in the box at the entrance.

☝A separated small bathtub, 30meters away from main bathtub