This list of amphibians recorded in Japan is primarily based on the IUCN Red List, which details the conservation status of some ninety-four species. [1] Of these, four are assessed as critically endangered (the endemic Amakusa salamander, Mikawa salamander, Tosashimizu salamander, and Tsukuba clawed salamander), twenty-seven as endangered, fourteen as vulnerable, eleven as near threatened, and thirty-eight as of least concern. [1]
According to statistics accompanying the 2020 Japanese Ministry of the Environment (MoE) Red List, ninety-one species and subspecies are to be found, but the conservation status of only sixty-seven is detailed. [2] [3] Of these, five taxa are critically endangered from a national perspective, twenty are endangered, twenty-two vulnerable, nineteen near threatened, and one data deficient. [2] [3]
As of January 2023, for their protection, forty-one species have been designated National Endangered Species by Cabinet Order in accordance with the 1992 Act on Conservation of Endangered Species of Wild Fauna and Flora. [4]
The Japanese names for the taxa found in Japan have been collated and published by the Herpetological Society of Japan . [6]
The Tago's brown frog or simply Tago frog is a species of frog in the family Ranidae endemic to Japan. It is widely distributed within Japan and found on Honshu, Shikoku, and Kyushu, as well as on some outlying islands. There are two subspecies: