Shikoku is one of the islands that make up the Japanese archipelago. It is one of Japan’s four main islands, which also include Hokkaido, Honshu and Kyushu, and is the smallest of the four. Shikoku is connected with Honshu by three bridges across the sea and is easily accessible from the Kansai (Osaka & vicinity) and Chugoku (Hiroshima & vicinity) regions.