Boku no Itoshii Youkai Girlfriend

College student Tadashi 'Hachi' Inukai is tired of feeling like a loser. But that all changes one day when he accidentally conducts a mysterious ritual he finds online, summoning a demonic yokai to the mortal plane, nicknamed Izzy. Bonded by magic, Hachi and Izzy must figure out how to navigate life, love and murder.