The Asian grass frog ( Fejervarya limnocharis ) is found on Mainland Japan and most of the Ryukyu Islands. The warty frog is fairly common on Okinawa. It’s biggest threats are pesticide exposure and habitat loss.
Scientific name: Fejervarya limnocharis
Common name: Asian grass frog, marsh frog and common pond frog
Distribution: Ryukyu Islands and Mainland Japan
Habitat: Rice fields, ditches, marshes, parks and farm fields.