Kikai-jima is an island located east of Amami Oshima with a coastline of 48.6 km.  Most of the island is made of elevated coral reef.  The island continues to rise 2 mm/year.  The main industry on this island is agriculture. Sugarcane fields spread across the island; “kokuto” brown sugar and “kokuto shochu” brown sugar distilled liquor are Kikai-jima island specialties.  The island is also known as the biggest producer of sesame in Japan.  Various beautiful butterflies, such as the tree nymph butterfly and the chestnut tiger butterfly, can be seen around the island.  It has also been attracting attention as a diving spot in recent years.