yoko, Kopua Fujiwara [K.], Okamoto [M.] & Motomura [H.] 2018:[11], Figs. 3b, 4c-d, 11-14, 18g-l [Ichthyological Research v. 65 (no. 4); ref. 35951] East China Sea, 32°05'36"N, 127°56'24"E-32°05'42"N, 127°55'42"E, depth 146 meters. Holotype: KAUM-I. 111771. Paratypes: YCM, NSMT. •Valid as Kopua yoko Fujiwara, Okamoto & Motomura 2018 -- (Fujiwara & Wada 2023:8 [ref. 40835]). Current status: Valid as Kopua yoko Fujiwara, Okamoto & Motomura 2018. Gobiesocidae: Protogobiesocinae. Distribution: Northwestern Pacific: East China Sea and Japan. Habitat: marine.