(unnamed)

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(unnamed) flows into 野内川 , which it joins at N 40° 47′ 37″, E 140° 55′ 40″ at OSM node n753043457, and there 19 km of total upstream flows in. load it's distributaries

(unnamed) has 2 tributaries.

• 野内川, which joins it at N 40° 47′ 35″, E 140° 55′ 54″ at OSM node n753138040, and 15 km of total upstream flows in.
load it's tributaries
• 平沢, which joins it at N 40° 47′ 35″, E 140° 55′ 54″ at OSM node n753138040, and 4 km of total upstream flows in.
load it's tributaries