Okiraku Ryoushu No Tanoshii Ryouchi Bouei Rawkuma -

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

Deeming this crafting skill "useless" for a noble house, his father banishes him to a remote, impoverished village on the frontier. Rather than despairing, Van uses his past-life knowledge and his versatile magic—which can create anything from high-quality bricks to complex defensive structures—to transform the nameless village into a powerful, fortified city. Media Adaptations Okiraku Ryoushu No Tanoshii Ryouchi Bouei Rawkuma