Negima! Magister Negi Magi Volume 10 was released in Japan on May 17, 2005 by Kodansha for ¥390. This is the tenth volume of a series of 38 books in total about the challenges of Negi, a child wizard who is tasked with teaching a class of junior-high girls all while searching for clues to lead to his missing father. It was written by author, Ken Akamatsu.
ついに始まった麻帆良祭! 想像以上の規模の大きさに大コーフンのネギだけど、生徒たちとの約束でスケジュールがぎっしり!! いきなり、のどかとのデートを寝過ごしてすっぽかしてしまい、大ピンチのネギだったけど、そんなネギに驚異的なお助けマシーンが登場! これで生徒たちとの約束、すべて守ることができるのか!?
-- Kodansha