Shinano shĭnä´nō [key], river, longest of Honshu, Japan, c.230 mi (370 km) long. It rises in the mountains of central Honshu and flows generally NE to the Sea of Japan at Niigata. It waters the fertile Niigata plain.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

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