(unnamed)

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(unnamed) flows into 南大島川 , which it joins at N 35° 31′ 54″, E 137° 52′ 18″ at OSM node n748267683, and there 17 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• 江戸ヶ沢川, which joins it at N 35° 32′ 0″, E 137° 52′ 32″ at OSM node n748082193, and 2 km of total upstream flows in.
load it's tributaries