Shikoku Karst is on the border between Ehime and Kochi Prefectures and a karst plateau that its highest point is about 1,400m and extends 25km from east and west. It is one of the three major karsts in Japan (Shikoku Karst, Akiyoshidai in Yamaguchi prefecture, and Hiraodai in Fukuoka prefecture).
The surrounding mountains such as Mount Ishizushi can be seen from the highest point. The gently-sloping mountain extended from Onogahara, Medurudaira, Godaikogen, to Tengukogen(its height is 1,485m) order from west. The gentle slopes of these mountains are full of nature, such as fresh verdure in spring, alpine plants in summer, Japanese pampas grass and autumnal leaves in fall, and snowscapes in winter, so that we can enjoy all year round. Limestone exposed to the ground by erosion is interspersed.
This place is also famous of Grazing area of dairy cattle and is grazing a lot of cattle, which makes even more idyllic the karst unique landscape. This is a famous tourist spot visited by many people every year and is designated as Shikoku Karst Prefectural Natural Park on March 21st, 1964.