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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.

Source from Wikipeida