A small tree frog of western Japan and neighbouring continental regions, living around rice fields and vegetation.
It is a small green frog with a dark stripe running from the nostril through the eye to the eardrum.
Night surveys in Kagoshima recorded frogs on roads, in drains and around lights, including individuals catching moths attracted to light.
In Fukuoka, eggs are laid in dispersed batches in summer rice-field habitats, where tadpoles develop.
Many individuals have no conspicuous pattern on the rear of the thigh.
An extinction-risk assessment has not been added yet.