Forest green tree frog
(Rhacophorus arboreus )

Lay eggs on branches overhanging the water surface. The breeding area contains pools of ditches in front of Ishigedo Rest Area.


Kajika frog
(Buergeria buergeri )

Croaks in a clear, beautiful voice in early summer, saying “hiri hiri hiri…,” that can be heard nearly through the entire sandbank.


Japanese mountain wood frog
(Rana ornativentris )

Lays eggs at the very first sign of spring, before Forest green tree frogs. They croak during mating season in a voice that sounds like a bird.

Japanese clawed salamanders
(Onychodactylus japonicus )

These usually inhabit the forest floor along a stream and lay eggs in a headwater of tributaries during the spring mating season.