Shikoku Island

Shikoku is the smallest of Japan's four main islands, covering an area of approximately 18,800 square kilometers and having a population of 3.8 million. The island is divided into four prefectures: Ehime, Kagawa, Kōchi, and Tokushima, and is characterized by a narrow northern region and a mountainous southern area. The northern region is more densely populated and is known for its intensive agriculture, including the production of rice, wheat, and fruit, while the southern region is less populated and has a more rugged terrain, with some areas suitable for truck farming and pulp and paper production.learn more on wikipedia