Kuroshiodaphne subula is a species of sea snail, a marine gastropod mollusc in the family Raphitomidae.

[1] The length of the shell attains 15 mm.

The shell is closely reticulated with longitudinal and revolving lines, with a flatly obtuse keel near the suture.

The shell is yellowish white, painted with chestnut spots around the suture.

[2] This marine species occurs off the Philippines and Taiwan