katsukii, Raja Tanaka [S.] 1927:662, Pl. 154 (figs. 426-428) [Figures and descriptions of the fishes of Japan v. 35; ref. 14918] Off Province Echizen, western coast of Aomori Prefecture, Japan. Holotype (unique): ZUMT 13755. Type catalog: Aizawa et al. 2022:207 [ref. 39648]. •Synonym of Raja kenojei Bürger 1841 -- (Ishihara 1987:262 [ref. 6264]). •Valid as Raja katsukii Tanaka 1927 -- (Cheng & Zhou 1997:49 [ref. 26385]). •Synonym of Okamejei kenojei (Bürger 1841) -- (Dyldin 2015:72 [ref. 34524], Dyldin & Orlov 2018:167 [ref. 35920]). Current status: Synonym of Okamejei kenojei (Bürger 1841). Rajidae. Habitat: marine.