(unnamed)

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(unnamed) flows into 犀川 , which it joins at N 36° 23′ 18″, E 137° 55′ 44″ at OSM node n748008509, and there 1,660 km of total upstream flows in. load it's distributaries

(unnamed) has 1 tributaries.

• 清水沢, which joins it at N 36° 23′ 20″, E 137° 55′ 55″ at OSM node n748618366, and 1 km of total upstream flows in.
load it's tributaries