Sanuki Hiroshima is located in the Seto Inland Sea. This island has rich nature and old buildings built 200 years ago. The building is built on a stone wall made of the island's specialty stone,
and its 4.5- meter stone wall looks like the stone wall of a castle and is a sight to behold. It is recognized as a component of the Japan Heritage Site "Setouchi Bishan Islands, Ishi no Shima"
(Setouchi Bishan Islands, Stone Island). You can also stay overnight.