Itoshi Sae is a (Demon snake) Hebi Oni who controls an interior forest on 'Mount Aka-dake'. He had the tall and fit body of a man but was still slender, his hair was reddish brown, he had two long and sharp reddish horns on his openly exposed forehead, his hands are red apart from his pale white skin and shining teal eyes.He lives in an empty house in mount Aka-dake with his younger brother (Demon Black owl), Itoshi Rin. He also has a giant red snake that always accompanies him wherever he goes.