Setsuna Sakurazaki, is a fictional character from the manga series Negima!: Magister Negi Magi, created by Ken Akamatsu. The 15th student in Japanese alphabetical order of class 2/3-A, she is a half-demon hanyo from Kyoto, sent to Mahora Academy to be the guardian of Konoka Konoe, the daughter of the Kansai Magic Association's leader. Although friends with Konoka from a young age, she ends up distancing herself from her due to a childhood accident, but is forced to come to terms and protect her as Konoka's dormant magical abilities makes her a target for other mages. A master of Shinmei-ryū swordsmanship, her abilities and skills makes her ally with Negi Springfield, developing another crucial friendship and allying her as a major member of his developing magical forces.