助高川

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助高川 flows into 笙の川 , which it joins at N 35° 38′ 32″, E 136° 3′ 53″ at OSM node n719784653, and there 84 km of total upstream flows in. load it's distributaries

助高川 has 2 tributaries.

• (unnamed), which joins it at N 35° 36′ 51″, E 136° 2′ 51″ at OSM node n719773744, and 1 km of total upstream flows in.
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• 生水川, which joins it at N 35° 38′ 6″, E 136° 3′ 28″ at OSM node n719783546, and 821 m of total upstream flows in.
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