- Geography and Population
- Shikoku is Japan's smallest main island, measuring 225 km long
- The island covers 18,800 square kilometers and has 3.8 million inhabitants
- It is located south of Honshu and northeast of Kyushu
- The highest point is Mount Ishizuchi at 1,982 meters
- Geography and Climate
- Divided into northern and southern regions by mountains
- No active volcanoes, unlike other major Japanese islands
- The Yoshino River runs through the island, famous for rafting
- Experienced volcanic activity in the Miocene period
- Economy and Agriculture
- Northern region specializes in rice cultivation and citrus fruits
- Southern region focuses on truck farming and pulp and paper industry
- The Besshi copper mine is a major industrial activity
- Sanuki udon became important in Kagawa during the Edo period
- Transportation
- Connected to Honshu by three expressways and Great Seto Bridge
- Four regional airports serve domestic flights
- Connected to Honshu by ferry and air services
- JR Shikoku operates multiple railway lines across the island