西俣沢

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西俣沢 flows into 塗川 , which it joins at N 36° 47′ 29″, E 139° 11′ 47″ at OSM node n760131832, and there 16 km of total upstream flows in. load it's distributaries

西俣沢 has 1 tributaries.

• (unnamed), which joins it at N 36° 48′ 24″, E 139° 10′ 3″ at OSM node n759296341, and 401 m of total upstream flows in.
load it's tributaries