Key facts
- Native name
- 信濃川 ( Japanese )
- Country
- Japan
- Prefectures
- Nagano , Niigata
- Cities
- Niigata , Nagaoka , Nagano , Matsumoto
- Source
- Mount Kobushi
- Location
- Japanese Alps , Nagano Prefecture
- Coordinates
- 35°54′47″N 138°43′10″E / 35.913°N 138.7194°E / 35.913; 138.7194
- Elevation
- 2,475 m (8,120 ft)
- Mouth
- Sea of Japan
- Length
- 367 km (228 mi)
- Basin size
- 11,900 km (4,600 sq mi)
- Average
- 503 m /s (17,800 cu ft/s)
- Minimum
- 91 m /s (3,200 cu ft/s)
- Maximum
- 3,776 m /s (133,300 cu ft/s)
- Left
- Urano River, Sai River (Nagano)
- Right
- Yu River (Nagano) [ wd ] , Hoshina River, Ayu River, Yagisawa River, Matsu River, Uono River
via Wikipedia infobox
~19 min read
Encyclopedic overview
The Shinano River (信濃川, Shinano-gawa), known as the Chikuma River (千曲川, Chikuma-gawa) in its upper reaches, is the longest and widest river in Japan and the third largest by basin area (behind the Tone River and Ishikari River). It is located in northeastern Honshu, rising in the Japanese Alps and flowing generally northeast through Nagano and Niigata Prefectures before emptying into the Sea of Japan. It is designated as a Class A river.
History
Excerpted from Wikipedia’s “Shinano River” article, available under the CC BY-SA 4.0 licence.
On the map
6 mapped locations