Negima! Magister Negi Magi volume 5 collects volumes 13-15 in an omnibus format and features story and art by Ken Akamatsu.

The Budokai Martial Arts Tournament continues with crazy clashes between the powerful contestants. The enigmatic Kunel Sanders stands a cut above the rest, but who is he and what is with his fascination for Negi? As the tournament comes to a cataclysmic conclusion, the investigation of Chao picks up steam. What is she up to and where exactly did she come from?