Shikoku Karst (四国カルスト) is popular spot that located between Kochi and Ehime prefecture. The altitude of Shikoku Karst is about 1,400m from the sea level. It has a great view including Mt. Ishizuchi.
Tourist Info.
There are parking and restroom.
There are restaurant and cattle farm.
Access
Need a car. It is located on the border of Ehime and Kochi on route 440. There is a road to route 44 on Jibo Pass.
1 hr. 30 min
New Wave Samurai Movie. 
映画好き集まれ！ 
Shikoku Karst is one of Three Major Karst in Japan. The average altitude is 1,400m from the sea level and goes 25km long. It consists Onogahara, Mezurudaira, Godankogen and Tengukogen. In Summer it's covered grass, and in Autumn Japanese pampas grass.
The field has limestone rocks. It is very unique and beautiful scenery of Shikoku Mountains.