The River is the longest clear stream in Japan. Its clear stream is transparent even in the middle of summer, and the stones and fish at the bottom of the river can be seen clearly. On both sides of the river, there are lush forests and the chirping of birds can be heard. The Shimanto River is one of the representative rivers of Japan's natural beauty. Here are some additional English phrases that can be used to describe the Shimanto River: crystal clear sparkling pristine unspoiled beautiful majestic awe-inspiring breathtaking a sight to behold a natural treasure

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