(unnamed)

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(unnamed) flows into 坂内川 , which it joins at N 35° 36′ 7″, E 136° 26′ 18″ at OSM node n726080610, and there 161 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• タマノヤ谷, which joins it at N 35° 36′ 11″, E 136° 26′ 6″ at OSM node n726086673, and 634 m of total upstream flows in.
load it's tributaries