Also known as: 石杖火鉈, 病弱隔離妹アイドル, 病弱隔離妹アイドル石杖カナタ, 石杖カナタ
Decoration Disorder Disconnection character. Ishizue Arika's younger sister, who ate her brother's left arm and murdered their parents after being affected with Agonist Disorder.
She appeared in Rojiura Satsuki: Chapter Heroine Sanctuary as the 6th Golden Heroine, Sickly Quarantined Younger Sister Idol, representing the Dragon in the Chinese zodiac.