mizunoi, Rhinogobius Suzuki [T.], Shibukawa [K.] & Aizawa [M.] 2017:85, Figs. 1-6 [Bulletin of the Kanagawa Prefectural Museum (Natural Science) no. 46; ref. 35202] Sato-gawa River, Ochiai-gawa tributaries, Inouzawa-gawa water system, Ochiai, Shimoda, Izu Peninsula, Shizuoka Prefecture, Japan, 34°43'10.9"N, 138°56'57.2"E. Holotype: SPMN-PI 3196. Paratypes: KPM-NI, OMNH-P. •Valid as Rhinogobius mizunoi Suzuki, Shibukawa & Aizawa 2017 -- (Parenti 2021:360 [ref. 38603], Han et al. 2025:264 [ref. 42635]). Current status: Valid as Rhinogobius mizunoi Suzuki, Shibukawa & Aizawa 2017. Oxudercidae: Gobionellinae. Distribution: East Asia: southern Korea and Japan. IUCN (2025): Not Assessed. Habitat: freshwater.