World Trigger Season 1 Episode 70 A Captain's Duty ( Air Date 2016-03-13 ) Genre Animation, Action & Adventure, Sci-Fi & Fantasy category. Overview "Yuuma faces Kageura. Ninomiya takes advantage of this to attack them both. After the battle, Osamu is devastated by his defeat. Kazama's advice leads him to make a major decision for the sake of the team, just as a new threat approaches Mikado City.".