Banzoku Tensei! Make Ikusa Kara Hajimaru Isekai Seifuku summary: 蛮族転生！ 負け戦から始まる異世界征服 / Banzoku Tensei! Makeikusa Kara Hajimaru Isekai Seifuku / Reborn as a Barbarian! Conquering Another World Starting from a Defeated Battle Reborn into a low-tech barbarian tribe!? In this story of rising to power, the protagonist is reincarnated as the chieftain of a defeated barbarian tribe, subjugated by a powerful empire. With their tribe on the verge of collapse after losing a war, the protagonist leads them in a fight to overthrow the empire and reclaim their freedom.