港川

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港川 flows into the sea: 5 km flows in at N 27° 51′ 49″, E 128° 57′ 22″ at OSM node n744071203.

港川 has 1 tributaries.

• (unnamed), which joins it at N 27° 51′ 50″, E 128° 57′ 19″ at OSM node n744167932, and 4 km of total upstream flows in.
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