七海川

七海川 is 5 km long, and has a stream level of 0.

Map of 七海川

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七海川 flows into the sea: 12 km flows in at N 37° 14′ 0″, E 136° 55′ 33″ at OSM node n715404360.

七海川 has 3 tributaries.

(unnamed) , which joins it at the following points: 4 km of total upstream flows in at N 37° 15′ 29″, E 136° 54′ 14″ at OSM node n715405315 856 m of total upstream flows in at N 37° 15′ 29″, E 136° 54′ 14″ at OSM node n715405315

(unnamed), which joins it at N 37° 14′ 41″, E 136° 54′ 44″ at OSM node n715405503, and 2 km of total upstream flows in.

(unnamed), which joins it at N 37° 14′ 28″, E 136° 54′ 55″ at OSM node n715404323, and 1 km of total upstream flows in.