UQ Holder! 6 features story and art by Ken Akamatsu.

The sad story of Sayoko and Santa's past comes to light as Sayoko embarks on a massive necromantic attack in an attempt to take vengeance on the world that treated her and Santa with such cruel injustice. Zombies threaten to wipe out humanity and with the majority of the UQ team beaten, it is up to Santa to make a difficult decision. Will he oppose his only real friend and save the world, or will he allow all the scumbags who wronged him to die the deaths they might deserve?

UQ Holder! volume 7 features story and art by Ken Akamatsu.

The murder has been solved and Santa becomes the newest addition to UQ Holder. Soon after, Tōta encounters a woman who claims to be a friend of his grandfather’s. She invites Tōta to enter the legendary Mahora Martial Arts Tournament, hoping he can help solve a peculiar mystery: Someone else has entered the tournament…and his name is Negi Springfield.

UQ Holder! volume 8 features story and art by Ken Akamatsu.

After running away from UQ Holder only to be pulled into the Mahora Martial Arts Tournament, Tota steels his resolve to battle his way through the competition and reach the top of the tower. Although he’s determined to get answers about his grandfather, Negi Springfield, from the mysterious girl who wounded him, Tota realizes he may need an edge to come out on top. As the Tournament heats up, the witch Dana arrives with valuable information for UQ Holder. Just who is this woman, and why does she know so much about Yukihime?

UQ Holder! volume 9 features story and art by Ken Akamatsu.

After Kitty’s shocking revelation, Tota goes to met with her again, but all he finds is a note telling him to come back in four days, or to her, 287 years. In the meantime, Dana gives Tota some big news: she’s prepared a finishing move for him! But there’s a catch: the book on how to perform the move is hidden in a box in the monster-infested castle ruins below…a challenge even before Dana sends him to a distant starting point. Can Tota complete his mission and make it back in time to see Kitty once again?

UQ Holder! volume 10 features story and art by Ken Akamatsu.

After Tota’s shocking proposal to Kitty, the rest of the UQ Holder gang realizes they may never get a chance to act on their own feelings. New rivals Shinobu and Mizore appear on the scene, and join the competition for Tota’s affection. Meanwhile, Kuromaru and Kirië are having trouble controlling their own emotions. Tota’s only concern is saving the world and protecting Kitty—but what plans do the other members of the group have for him?