In volume 5 of Tokyo Ghoul, Kaneki and Nishiki, battle Tsukiyama in an attempt to save Nishiki's girlfriend Kimi from being devoured. Kaneki and Nishiki learn to trust each other after a rocky first meeting, and Touka comes to their aid to battle the crazed Gourmet ghoul. Tokyo Ghoul is an 2011 Shounen manga series