原口川

原口川 is 6 km long, and has a stream level of 0.

Map of 原口川

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原口川 flows into the sea: 8 km flows in at N 41° 36′ 17″, E 139° 59′ 2″ at OSM node n1452087613.

原口川 has 2 tributaries.

(unnamed), which joins it at N 41° 36′ 17″, E 139° 59′ 4″ at OSM node n1452233226, and 1 km of total upstream flows in.

寺の沢川, which joins it at N 41° 36′ 31″, E 139° 59′ 27″ at OSM node n1452235260, and 1 km of total upstream flows in.