内海川

内海川 is 7 km long, and has a stream level of 0.

Map of 内海川

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内海川 flows into the sea: 17 km flows in at N 31° 45′ 29″, E 131° 28′ 16″ at OSM node n743864590.

内海川 has 3 tributaries.

大丸川, which joins it at N 31° 45′ 38″, E 131° 28′ 1″ at OSM node n742719209, and 5 km of total upstream flows in.

照子ノ谷, which joins it at N 31° 45′ 52″, E 131° 25′ 27″ at OSM node n743761474, and 3 km of total upstream flows in.

桑ノ木谷, which joins it at N 31° 45′ 52″, E 131° 25′ 27″ at OSM node n743761474, and 2 km of total upstream flows in.