The statue of Ryutoki was created by Koben, a son of Unkei, and that of Tentoki is assumed to have been created by the same person or a sculptor around him.
龍燈鬼像は運慶の子息である康弁の建保3年（1215年）の作で、天燈鬼も同人か周辺の仏師の作と思われる。