セイエン川
Based on OpenStreetMap data, セイエン川 is 3 km long.
Map of セイエン川
Distributaries / Outflows
セイエン川 flows into 浦臼内川
, which it joins at
N 43° 25′ 31″, E 141° 49′ 23″
at OSM node n1463459828
,
and there 19 km of total upstream flows in.
Tributaries
セイエン川 has 0 tributaries.