Makiyamaia is a genus of sea snails, marine gastropod mollusks in the family Clavatulidae.
This marine species is known as fossils from the Miocene to the Recent of Japan, the Pliocene of Okinawa. In Recent times it is found in the South China Sea, Korea and the Philippines and off South Africa.
Species within the genus Makiyamaia include:Makiyamaia coreanica (Adams & Reeve, 1850)
Makiyamaia cornulabrum Kuroda, 1961
† Makiyamaia decorata Oleinik 1991
Makiyamaia gravis (Hinds, 1843)
Makiyamaia mammillata Kuroda, 1961
Makiyamaia orthopleura (Kilburn, 1983)
Makiyamaia scalaria (Barnard, 1958)
Makiyamaia sibogae Shuto, 1970
Makiyamaia subdeclivis (Yokoyama, M., 1926)