The Comparative Morphology of Skate Egg Capsules (Chondrichthyes: Elasmobranchii: Rajiformes). Bulletin of the Kanagawa Prefectural Museum, Natural Science, 41, 9–25
Dipturus kwangtungensis IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Dipturus macrocauda IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Dipturus tengu IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Gymnura japonica IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Hongeo, a new skate genus (Chondrichthyes: Rajidae), with redescription of the type specie. Ichthyological Research, 56, 140–155
DOI: 10.1007/s10228-008-0083-9
Hongeo koreana IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Okamejei schmidti IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Myliobatis tobijei IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Dipturus wuhanlingi, a new species of skates (Elasmobranchi; Rajidae) from China. Ichthyological Research, 55, 183–190
A new species of skate (Chondrichthyes: Rajidae), Okamejei mengae sp. nov., from the South China Sea. Korean Journal of Ichthyology, 19(1), 57–65
Various attempts to minimize by-catch of sharks in the fisheries activity. Kaiyo Gougai, 45, 121–127
Comparative morphological study of the egg capsules of skates. Journal of Driftological Society, 3, 31–41
Raja koreana, a new species of skate (Elasmobranchii, Rajoidei) from Korea. Ichthyological Research, 44(4), 413–420
DOI: 10.1007/BF02671993
Systematic study on the fishes of the genus Raja (Pisces, Rajidae) from Korea. Korean Journal of Systematic Zoology, 11(2), 207–221