A triple waterfall with a head of 82m on the upper reaches of the Hibihara River, a tributary of the Monobe River. The top waterhole is a pothole with a diameter of about 15m, and the surrounding area is known as a beautiful scenic spot with cherry blossoms in spring and deep greens in summer and autumn foliage in autumn. Prefectural Natural Monument, Meishatsu. It was also selected for "Hyakusei of Japan" and "Eighty-eight views of Shikoku". The story of the Heike legend is also transmitted, which is related to Princess Tamao.

From the history of the earth, the structure of Ryonghe-dong, the undisclosed part of the cave, the life of the Yayoi people, and the plants and animals living in the cave are widely exhibited using panels, excavations, and specimens.

One day bathing is accepted at the Yume no Onsen, a quiet hot spring inn located on the middle of the Monobe River. You can enjoy the seasonal transition from the window of the bathroom. You can also enjoy dishes using homemade rice, handmade miso, and river fish (reservation required).