A member of the wealthy Kanzaki family, Karin was put through harsh trials to cement her family's ideals in her head and to test her worthiness of inheriting the family fortune, and strives to excel at everything she does. While she typically remains snobbish and haughty, often seeing others as inferiors, she is also somewhat calm, level-headed and cynical. Practices Kanzuki-ryu martial arts and is a skilled fighter. Friendly rivalry with Sakura Kasugano. Has a loyal steward named Shibazaki. 