Cologne

Cologne Sakurambo is a major supporting character in the manga/anime series, Demon Kings. She is the elder sister of Genma Sakurambo, and the current mentor and mother figure of Ginta Hanabishi. She is a master of the Zen Mode arts of martial arts training. She is something of a hermit, living in solitude where she practices to hone her skills. Cologne's brother brought Ginta to her in hopes of her training him in time to be able to fight the Dragon Riders. Initially disliking Ginta, Cologne purposely put Ginta through the most intense training possible. Once learning how dedicated Ginta was, Cologne began to develop a love for Ginta, taking care of him as his surrogate mother. She had Ginta live with her after the death of her brother.