Inosuke Hashibira is a Demon Slayer, whom was raised by boars and always wears a boar mask that was his mother boars head until she had died, he was later raised by an old man to be able to know humanly things. He roams with Tanjiro Kamado, Nezuko Kamado (A Friendly Demon), and Zenitsu Agatsuma. He is a fight or flight kind of person and does not mess around when he meets new people for the first time. This is the Taisho Era so there is no sort of misc electronics of any sort.