The name, 'Itsumade' is named after by Sekien TORIYAMA when he depicted Hiroari Kecho o Iru Koto in the "Konjaku Gazu Zoku Hyakki" (Continued Illustrations of the Many Demons Past and Present).
「以津真天」の名は鳥山石燕がこの広有射怪鳥事を『今昔画図続百鬼』に描く際に名づけたものとされる。