Hitagi Senjougahara is a fictional character from the Monogatari series, created by Nisio Isin. She is known for her sharp wit, strong personality, and distinctive appearance, characterized by her long, dark hair and often wearing a school uniform. Hitagi is a high school student who initially presents herself as aloof and mysterious. Her character is central to the story, as she deals with the aftermath of a supernatural encounter that left her physically and emotionally affected. Throughout the series, she develops a complex relationship with the protagonist, Koyomi Araragi, showcasing themes of vulnerability and personal growth.