(unnamed)

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(unnamed) flows into 荒川 , which it joins at the following points: 440 km of total upstream flows in at N 36° 7′ 3″, E 139° 12′ 17″ at OSM node n1047268462 440 km of total upstream flows in at N 36° 7′ 3″, E 139° 12′ 17″ at OSM node n1047268462 load it's distributaries

(unnamed) has 1 tributaries.

• 天沼川, which joins it at N 36° 7′ 10″, E 139° 11′ 48″ at OSM node n1047541730, and 1 km of total upstream flows in.
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