Lord Of Doom!Reincarnated Into a Novel as the Strongest Side Character - Chapter 19: Showing Sakura...around

David became a pioneer in the Tiran Kingdom and acquired his own territory, becoming a village chief under the kingdom’s rule.

Although his land was located in a somewhat remote and harsh environment where crops were difficult to grow, and the village was only inhabited by him, David believed these difficulties could be overcome.

David declared, “My territory is open to all realms and dimensions. I won’t go looking for you; you come to me!”

- Description from Novelupdates

A man reincarnates in the body of a boy who suffered a tragedy, only to realize that he is in the world of My Hero Academia. What's even stranger is that his quirk seems to have the abilities of Nen and Haki.

You might not believe it when I say this, but not all top students are the same!-------------------------------No system, high intelligence, character-driven slice-of-life book!

[You have become the master of the Warden Mansion.][Your first quest is to refine mana from one of your maids by having intercourse with her.]When nineteen-year-old Jett Talon suddenly wakes on an emperor-sized bed, he finds himself lord of a mysterious mansion where countless gorgeous maids stand ready to serve. His first companion is Mia, a blonde elven maid who checks his every box. After making love to her, Jett gains mana, unlocks legendary powers, learns his duties as Master of the Warden Mansion, and uncovers its hidden secrets.