Testudovolva nipponensis is a species of sea snail, a marine gastropod mollusk in the family Ovulidae, the ovulids, cowry allies or false cowries.

Color can vary, including white, fawn or pale purple with outer lip white.

This species is distributed in the Pacific Ocean along Japan and the Philippines.

Can be found at low tide as well as among soft corals.

This Ovulidae-related article is a stub.