Hitagi Senjougahara

Height: 165 cm Hitagi the main female character is a weaklooking girl with an incurable disease. She is in the same class as Koyomihttps://anilist.co/character/22036/KoyomiAraragi but he has almost never heard her speak. When she was in the first year of high school she encountered a mysterious crab after which she became weightless. Ever since she has avoided contact with everyone else threatening everyone who discovers her secret. She called herself a tsundere and always speaks in an abusive style.