Negima!? Neo Volume 5 was released in Japan on December 17, 2008 by Kodansha for ¥400. This is the fifth volume of a series of seven 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.
This series was written by Takuya Fujima and is a spin-off of the original manga and is essentially, a retelling. It was released under the supervision of Studio SHAFT for their Negima!? anime series.
中間テストも何とか終わり、3ーA生徒たちとネギは、雪広財閥所有のリゾート島へ遊びに行くことに!! これを機会に仲良くなろうと、ネギはみんなからひっぱりだこ♪ みんなのラブラブモードに気付いたハルナは、とある作戦を思いつく! それに踊らされるいいんちょや、のどか達は大変なことに巻き込まれ‥‥!!
-- Kodansha