Okiraku Ryoushu No Tanoshii Ryouchi Bouei Rawkuma

"Make sure to send them a bill for the road damage," Van said, his eyes already wandering back to his blueprints. "Building a utopia is expensive, and I really want to add a fountain to the central square by dinner."

"Young Master," Till called out, balancing a tray of honeyed bread. "The villagers are asking if we should hide the ballistae. They think they look a bit... aggressive." Okiraku Ryoushu No Tanoshii Ryouchi Bouei Rawkuma

The story takes place in a fantasy world where magic and monsters exist. The protagonist, a young man named... (I'll omit the name for brevity), inherits a vast estate from a distant relative, which becomes his responsibility to manage. However, instead of being a serious and dedicated landlord, he decides to take a rather... relaxed approach to his duties. "Make sure to send them a bill for

Look out for the introduction of specialized beastmen and skilled knights who join Van’s cause. They think they look a bit

: The protagonist who retains his memories as a Japanese salaryman. He uses his ability to create anything from raw materials to revolutionize his territory.

: A formidable noble and military commander who eventually becomes an ally. Why It's Popular

His family values powerful elemental magic, specifically fire magic. When Van is eight, he is found to possess only Production Magic