We spotted this five-lined skink (nihontokage) when we were at Sugao-no-taki Waterfalls near Kitakyushu. Young five-lined skinks, like this one, have blue tails and five lines down their bodies. They lose these when they become adult.

Eumeces latiscutatusEumeces latiscutatusEumeces latiscutatus

Reptilia: Squamata: Scincidae (skinks)
Eumeces latiscutatus (nihontokage) = Japanese Five-lined Skink