Overview:Deep in the mountains of Shikoku lies Iya, which is home to a few small settlements. The steep, narrow and misty valley is the stuff of lore. In the 12th century it was a haven for fugitive Heike clan warriors who easily slipped away in the rugged terrain. Over the years, the community has seen its population shrink and age. But a decade ago, Iya became a popular destination for overseas visitors. We visit Iya to find out why and search for hints for regional revitalization.