It forms the eastern side of North Hamgyong's Hwadae County and the northern point of East Korea Bay.

Musu Point is a promontory consisting of high reddish cliffs projecting boldly south but tapering down to the sea at its apex,[3] which marks the northern end of East Korea Bay.

It also forms the eastern end of a narrow but deep bay extending about 40 miles (64 km) west to Yongdae Gap.

[3] The Japanese passenger ship Koshun Maru, operated by the OSK Line, was wrecked off the point in 1910.

[1] The American National Geospatial-Intelligence Agency notes, however, that "the existence and operation of all navigational aids should be considered unreliable on the east coast of North Korea".