１号川

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１号川 flows into ポンノ沢川 , which it joins at N 42° 58′ 40″, E 144° 39′ 16″ at OSM node n1466832468, and there 11 km of total upstream flows in. load it's distributaries

１号川 has 1 tributaries.

• ２号川, which joins it at N 42° 57′ 49″, E 144° 39′ 2″ at OSM node n1453192758, and 1 km of total upstream flows in.
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