[1] Constructing Buddha statues out of stone is widely practiced in Buddhist areas in Asia.

The Inukai image are carved into a 20-meter high tuff rock wall near the Õno River.

On the rock wall above Fudō Myōō are the words "Ryudenzan", perhaps indicating the existence of a temple in the past.

Hensho Kongo refers to Kūkai, the founder of the Shingon sect of Esoteric Buddhism.

The site is approximately 35 minutes walk from Inukai Station on the JR Kyushu Hōhi Main Line.