The Eviota masudai lives in the reef-associated, marine, depth range 2 - 64 m environment.
A new gobiid fish, Eviota masudai, is described from 25 specimens collected from the Pacific coasts of Honshu, Shikoku, Kyushu, the Izu Islands, the Ogasawara Islands, and the Sea of Japan. More
Aka-isohaze in Japanese (日本語)