• A branch of the equatorial current of the Pacific, washing the eastern coast of Formosa and thence flowing northeastward past Japan and merging into the easterly drift of the North Pacific; -- called also Kuro-Siwo, or Black Stream, in allusion to the deep blue of its water. It is similar in may ways to the Gulf Stream.
Same as Kuroshio current. 
Japan current A branch of the equatorial current of the Pacific, washing the eastern coast of Formosa and thence flowing northeastward past Japan and merging into the easterly drift of the North Pacific; -- called also Kuro-Siwo , or Black Stream , in allusion to the deep blue of its water. It is similar in may ways...
[n] - a warm ocean current that flows NE off the coast of Japan into the N Pacific
Warm ocean current flowing from Japan to North America