(unnamed)

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(unnamed) flows into 右俣谷 , which it joins at the following points: 12 km of total upstream flows in at N 36° 18′ 22″, E 137° 37′ 4″ at OSM node n726272809 0 m of total upstream flows in at N 36° 18′ 23″, E 137° 37′ 9″ at OSM node n726309456 load it's distributaries

(unnamed) has 2 tributaries.

• 右俣谷, which joins it at N 36° 18′ 26″, E 137° 37′ 18″ at OSM node n726325839, and 10 km of total upstream flows in.
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• ブドウ谷, which joins it at N 36° 18′ 26″, E 137° 37′ 18″ at OSM node n726325839, and 2 km of total upstream flows in.
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