After years of experiments, three researchers finally create Ninja-Gum. This substance awakens dormant power within people descended from ninjas, but its creation isn’t without consequences and will lead them to the mysterious Ninjala Tournament.
Takahiro Sakurai , Akari Kito , Hiroki Yasumoto , Junko Minagawa , Yumiko Kobayashi , Aoi Yuki , Ayumu Murase , Megumi Han , Honoka Inoue
dentsu
