Brave Bang Bravern!

Synopsis

In a world where combat depends on humanoid armored weapons called Titatonostriders, or "TS," troops from multiple nations gather on the Hawaiian island of Oahu. Among them are Ao Isami from the Japan Ground Self-Defense Force and Lewis Smith from the United States Marine Corps. During battle, Isami and Smith encounter each other but are suddenly attacked by an unknown enemy, scattering the soldiers and creating widespread chaos. To rescue their comrades and survive the dangerous battlefield, they must use all their courage and strength.