Chibi's manga / #Shounen(23)

Hero! With that cliched line, Kazuya Souma found himself summoned to another world and his adventure did not begin. After he presents his plan to strengthen the country economically and militarily, the king cedes the throne to him and Souma finds himself saddled with ruling the nation! What's more, he's betrothed to the king's daughter now. In order to get the country back on its feet, Souma calls the wise, the talented, and the gifted to his side. Five people gather before the newly crowned Souma. Just what are the many talents and abilities they possess? What path will his outlook as a realist take Souma and the people of his country down? A revolutionary transferred-to-another-world administrative fantasy series starts here!

A man was about to commit suicide and decides to search for a way to die in the internet, but then he found an odd site that asked a lot of questions and had a point based system that allows you to create skills and abilities for a character. He took interest in it and when he finished setting his character he was asked "You will now be transported to a world with the settings you choose, coming back is not possible, do you still accept?", Then without thinking much of it he pressed YES and found himself in another world with the skills and abilities he chose to have.

In the world of demons, humans are simply an old folklore and he is the last human on earth looking for clues for where the humans are and what happened to them in a world filled with demons and creatures.