(unnamed)

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(unnamed) flows into 丹藤川 , which it joins at N 39° 49′ 12″, E 141° 19′ 25″ at OSM node n754090007, and there 11 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• 大橋川, which joins it at N 39° 49′ 43″, E 141° 19′ 22″ at OSM node n753771888, and 2 km of total upstream flows in.
load it's tributaries