Miya River (Mie)
| The Miya River (宮川, Miya-gawa) is a major river that flows through central Mie Prefecture on the island of Honshū, Japan. It is officially classified as a Class 1 river by the Japanese government[1] and is one of four Class 1 rivers that flow solely through Mie; it is the longest among these four. It is known to be especially pristine. In the government's annual water quality study, the Miya River has been rated the cleanest Class 1 river in the country five times since 2000. | ||||||
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| Length： 91 km (57 mi)[1] | ||||||
| Basin size： 920 km2 (360 sq mi)[1] | ||||||
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