Aegista proba is a species of air-breathing land snails, a terrestrial pulmonate gastropod in the family Camaenidae.
(Original description in Latin) The reddish-brown shell is orbicular-depressed with a broad and perspective umbilicus. It shows oblique striations. The spirals are barely raised. It has six flat whorls, with the body whorl being obtusely subangulated at the periphery. The aperture is rounded-lunate and very oblique. The peristome is shortly reflexed and regularly arched at the base.
This species occurs in Japan and Korea.