大川

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大川 flows into 知内川 , which it joins at N 41° 33′ 26″, E 140° 16′ 33″ at OSM node n1452214156, and there 48 km of total upstream flows in. load it's distributaries

大川 has 1 tributaries.

• (unnamed), which joins it at N 41° 32′ 29″, E 140° 17′ 30″ at OSM node n1452206682, and 1 km of total upstream flows in.
load it's tributaries