Other names:
Shuumatsu no Harem Britannia Lumière ; 終末のハーレム ブリタニアリュミエール; World's End Harem Britannia Lumière; World's End Harem ~Britannia Lumière~; Shuumatsu no Harem - Britannia Lumière; World's End Harem ~Britannia Lumiére~; 終末のハーレム~ブリタニア リュミエール~
High school girl Eri has a strong and pure heart. One day, she is suddenly summoned to another world, "Britannia" where only men exist. To save this world as the "goddess of light", a harsh battle begins in this world full of men!