古宮川

古宮川 is 3 km long, and has a stream level of 5.

Map of 古宮川

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古宮川 flows into (unnamed) , which it joins at N 34° 58′ 56″, E 137° 25′ 29″ at OSM node n727017288, and there 2 km of total upstream flows in.

古宮川 has 0 tributaries.