Volumes 1 and 2 LN adapted from volume 1 WN, and here is illustrations for volume 3.
Sekai Saikyou no Maou desuga Daremo Toubatsushinikitekurenainode, Yuusha Ikusei Kikan ni Sennyuusuru koto ni Shimashita
I'm The Strongest Demon Lord but nobody is coming to slay me so I decided to infiltrate heroes training facility., Sekai Saikyou no Maou desu ga Dare mo Toubatsu Shi ni Kite Kurenai node, Yuusha Ikusei Kikan ni Sennyuu Suru Koto ni Shimashita., 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。
Status: Ongoing Type: Web Novel Author: Ryoudou Wataru, 両道 渡 Artist: azu-taro, azuタロウ Released: 2018 Native Language: Japanese
Lucifer, the strongest Demon king has ruled the demon race with his overwhelming power.
Making a Harem with his dearest wife, he spent several hundred years eating, making love and sleeping.
Tired of sleeping, the Demon King began to seek for a powerful enemy.
Why doesn’t the hero come to subdue him? Even though he’s been waiting for so long.
Lucifer then turned himself into a human, and decided to go and see the military academy, which is a training institution for the heroes.
The best way to know what’s inside is to enroll in the school.
He quickly passed the entrance exam and enrolled safely…!?
This is a story of the most powerful demon king that becomes the strongest hero by mistake.
