(unnamed)

(unnamed) is 2 km long, and has a stream level of 0.

Map of (unnamed)

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(unnamed) flows into the sea: 11 km flows in at N 33° 4′ 27″, E 130° 9′ 29″ at OSM node n11385822316.

(unnamed) has 2 tributaries.

黒木川, which joins it at N 33° 4′ 17″, E 130° 8′ 52″ at OSM node n11385822331, and 5 km of total upstream flows in.

音成川, which joins it at N 33° 4′ 23″, E 130° 8′ 40″ at OSM node n11385822315, and 4 km of total upstream flows in.