(unnamed)

(unnamed) is 6 km long, and has a stream level of 2.

Map of (unnamed)

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It has 1 side channels.

(unnamed) flows into 渡良瀬川 , which it joins at N 36° 10′ 17″, E 139° 41′ 29″ at OSM node n1047343330, and there 2,245 km of total upstream flows in.

(unnamed) has 1 tributaries.

飯積用水路, which joins it at N 36° 11′ 33″, E 139° 39′ 2″ at OSM node n1047989519, and 7 km of total upstream flows in.