The Tumen (Tuman) River
is a river in northeast Asia
, on the border between China
and North Korea
in its upper reaches, and between North Korea
in its lower stretches. The river's name is 圖們江 in Chinese characters
, which is pronounced Tumenjiang
(두만강) in Korean
. The name comes from the Jurchen tumen,
which means "ten thousand."
The river is 521 km long, rising in the Changbai (Changbaek) Mountains and flowing into the Sea of Japan.
See also: Geography of China