Babina holsti (Boulenger 1892)

R. holsti has a relatively large and robust body. The species has 6-7 vomerine teeth. There is moderate hindlimb webbing. The skin of the back is almost smooth with a few small granules. The sides are covered with tubercles that have white granules on the tips. There is a dorsolateral fold. The mean snout to vent length for males is 107 mm (range 100-124) and for females it is 115 mm (range 103-119). There is a pair of vocal openings on the inner sides of the mouth. The males have poorly developed nuptials with white spinules and their throats are covered with granules.R. holsti is a close relative to R. subaspera. R. holsti feeds on snails, grasshoppers, Hemiptera, and small snakes.

This species generally lives in mountainous regions. It is found on Okinawajima and Tokashikijima Islands in Japan.

Holst's frog (Babina holsti) is a species of frog in the family Ranidae. It is endemic to the Ryukyu Islands of Japan. It occurs on mountains of the Okinawa and Tokashiki islands. It lives in primary or recovered secondary broad-leaved evergreen forests. It is threatened by habitat loss caused by road and dam construction.