It is a statue carved from a single pine tree trunk in the Kamakura period, which is believed to have been carved by Koshun and his son, Kozei, who were belonging to the Keiha school of Buddhist sculpture.
松の一木から彫り出された鎌倉時代の像で、慶派仏師の流れをくむ康俊（こうしゅん）・康成（こうぜい）親子の作と考えられる。