Zhangixalus viridis
The Okinawa green tree frog, Okinawa aogaeru, Amami aogaeru, Amami green tree frog, or green flying frog (Zhangixalus viridis) is a frog.  It lives in Japan, in Okinawa.  It lives on three islands, Okinawajima, Iheyajima, and Kumejima.