長瀬川

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長瀬川 flows into 中の川 , which it joins at N 34° 10′ 7″, E 131° 5′ 36″ at OSM node n749297024, and there 6 km of total upstream flows in. load it's distributaries

長瀬川 has 1 tributaries.

• 保々川, which joins it at N 34° 9′ 23″, E 131° 6′ 7″ at OSM node n749011745, and 3 km of total upstream flows in.
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