His name appears in "Kojiki" (Record of Ancient Matters, "Ikume Iribiko Isachi no Mikoto"), "Hitachi no Kuni Fudoki" (Topography of Hitachi Province, "Ikume Emperor"), "Koki" (Ancient Records) quoted in "Ryonoshuge" (Commentaries on Civil Statutes; "Emperor Ikume") and "Joguki" (history book written around the 7th century, "Great King Ikumunirihiko").
『古事記』に伊久米伊理毘古伊佐知命（いくめいりびこいさちのみこと）、『常陸国風土記』に伊久米天皇、『令集解』所引「古記」に生目天皇、『上宮記』逸文に伊久牟尼利比古（いくむにりひこ）大王と見える。