Ryo Asuka was the human alias of the Angel known as Satan. His identity was assumed after his assumed death, thus never physically appearing in the films. AppearanceEdit Ryo was a handsome blonde boy with piercing blue eyes. HistoryEdit Ryo was the son of the esteemed archaeologist Professor Asuka. At some point preceding the events of Akira Fudo's transformation, he is killed and his identity is taken over by Satan. Gallery Edit Ryo Asuka Character SheetAdd a photo to this gallery Retrieved from "https://devilman.fandom.com/wiki/Ryo_Asuka_(OVA)?oldid=25942" Categories: Humans Anime Characters Characters Devilman: The Birth Devilman: Demon Bird Characters Devilman: The Birth Characters Devilman: Demon Bird Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.