前坂口谷川

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前坂口谷川 flows into 庚申谷川 , which it joins at N 34° 7′ 34″, E 134° 23′ 35″ at OSM node n756246497, and there 2 km of total upstream flows in. load it's distributaries

前坂口谷川 has 1 tributaries.

• (unnamed), which joins it at N 34° 7′ 38″, E 134° 23′ 23″ at OSM node n756085189, and 179 m of total upstream flows in.
load it's tributaries