世界最強の魔王ですが誰も討伐しにきてくれないので、勇者育成機関に潜入することにしました。 (Series) favorite_border

[DeepL Translation - needs review] Volume 1 Introduction: A demon king disguised as a boy enrolls in an institution for the training of brave warriors! Lucifer, the most powerful demon king in the world, rules over the demon tribe with his overwhelming power. He has been living in a harem with angels and female heroes who have come to defeat him, taking them as wives and living a life of eating, sleeping, and screwing. One day, 500 years have passed since the last brave warrior arrived, and ...