Overview

The Shimanto River is the longest river in Shikoku, originating from Mt. Fuyuyama in Tsuno Town, Takaoka District, Kochi Prefecture, and is 196 kilometers long. The water is said to be 50 cm to 5 m deep.

Know Before You Go

• 1Visit during low tide for optimal clamming opportunities.
• 2Bring waterproof footwear and clothing for river activities.
• 3Consider booking a local guide for the best clamming spots.
• 4Learn basic Japanese phrases for smoother local interactions.