It is located in Futsukaichi Onsen, the oldest hot spring in Kyushu, which springs from the Asuka period 1350 years ago, and is the oldest day-trip hot spring in Fukuoka Prefecture, which is established in the Edo period. The water of the water and the water of the bath, which are poured from the source of the premises, are very fresh hot water with the scent of sulfur. It was also called Yakushiyu because of the Yakushiki Nyorai Yuen of Musashi-ji Temple, which is nearby and the oldest Buddhist temple in Kyushu. It is said that the medicine master can cure the disease to extend the life of the disease and save the disease. There are two great halls on the second floor where you can rest for free, and you can use them freely. They also sell coffee and oyster ice (spring to summer) in drinking source water.

You can take a day bath with lunch at a pure Japanese-style inn in Futsuichi Onsen, which has a beautiful garden of 3000 tsubo. Futsukaichi Onsen is a hot spring with a history dating from 1360, which was also sung in Man'yōshū. The Daiyakuba Tsujida no Yu is about 100 tsubo in size, and the source of the water is directly poured into the Yufune. Meals that stick to seasonal materials are also reputed.

The park is located near the climbing entrance of Mount Tian-mong at an altitude of 258m. The first thing you can see is a large water stage using a pond. It is made of wood and is made to feel stately with a tiled roof. In this garden you can observe a variety of plants and wild birds. It is made to make use of nature, such as the Higashiya and walking paths that are in harmony with nature, and it is recommended to relax. The Fuji Festival, which is held in the spring, and the Kankazumi, which is held in the fall, are also well received.