長溝川

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長溝川 flows into 内の丸川 , which it joins at N 31° 57′ 32″, E 131° 21′ 42″ at OSM node n743845397, and there 5 km of total upstream flows in. load it's distributaries

長溝川 has 1 tributaries.

• (unnamed), which joins it at N 31° 57′ 41″, E 131° 21′ 28″ at OSM node n743596341, and 1 km of total upstream flows in.
load it's tributaries