(unnamed)

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(unnamed) flows into the sea: 1 km flows in at N 40° 57′ 55″, E 128° 48′ 17″ at OSM node n2319927905. 363 m flows in at N 40° 57′ 55″, E 128° 48′ 17″ at OSM node n2319927905. 243 m flows in at N 40° 57′ 55″, E 128° 48′ 17″ at OSM node n2319927905. (unnamed) flows into 북대천 , which it joins at N 40° 57′ 41″, E 128° 48′ 58″ at OSM node n2319808255, and there 154 km of total upstream flows in. load it's distributaries

(unnamed) has 0 tributaries.