Origin and functions of geographical names : study on the geographical name "Japan Sea" / by the Teiko University research group on geographical names, Hiroshi Tanabe ...[et al.]. - Japan : Teiko University, 2010. - 137 p. : ill., maps ; 22 cm. Includes bibliographical references. ISBN: Hadiah Subjects--Topical Terms: Names, Geographical--Japan, Sea of.Hydronymy--Japan, Sea of. Subjects--Geographic Terms: Japan, Sea of.--Names, Geographical.