Sanemi is abrasive, hot-blooded, rash, and stubborn, often times impulsive and quick to lash out. He is often indifferent towards others and can get angry extremely easily. Sanemi's cold, rude, and dismissive behavior is the result of losing too many people he cared about in the past. He harbors a deep hatred towards demons. He is 21 years old. He is a tall man with spiky long white hair and large pale purple eyes. He is covered with scars. He is mostly seen with a crazed expression. 