(unnamed)

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(unnamed) flows into 月光川 , which it joins at N 39° 1′ 15″, E 139° 54′ 10″ at OSM node n9063631073, and there 58 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• 八ツ面川, which joins it at N 39° 1′ 9″, E 139° 54′ 14″ at OSM node n9063631075, and 2 km of total upstream flows in.
load it's tributaries