The tale includes an absurd episode in which, after he was exiled to Izu Oshima Island, he had followers of the ogre's offspring; however, regarding Tametomo after his exile, only the fact that he was killed at Izu is known based on the article in "Sonpi Bunmyaku."
なお、物語では伊豆大島に流された後、鬼の子孫をしたがえた等、荒唐無稽といっていい話を載せているが、流罪後の為朝については、わずかに『尊卑分脈』に伊豆で討たれたことが記されるのみである。