The twin-spot butterfly ray, Gymnura bimaculata (Norman, 1925) (Elasmobranchii: Myliobatiformes; Gymnuridae): reconfirmation of the synonymy of the species G. japonica (Temminck and Schlegal, 1850). Bulletin of the Hoshizaki Gren Foundation, 7, 155–167
First record of a stingray, Himantura fai collected from Iriomote Island, the Ruykyu Islands. Japanese Journal of Ichthyology, 46(1), 39–43
The Fishes of the Japanese Archipelago. Tokai University Press, Tokyo. 437 p.
New records of two sharks, Nebrius concolor and Negaprion acutidens, from Japanese waters. Bulletin of the College of Science University of the Ryukyus, 32, 37–46
Coastal fishes of southern Japan. Tokai U. Press, Japan, 378 pp