Located on the south coast of Shikoku island, on the Pacific ocean. Presenting an untouched landscape, the Shimanto River here is hailed as the last truly clear river of Japan. For more gorgeous scenery, head out to Cape Muroto, Cape Ashizuri, and Katsura Beach. Setting out by boat from Tosa Bay for whale- or dolphin-watching, you’ll come face-to-face with aquatic nature.