Okiraku Ryoushu no Tanoshii Ryouchi Bouei

At the age of two, Van, the fourth son of a marquis, recovered the memories of a previous life. He was becoming a child prodigy, but at the age of 8, he was found to have "production magic". In a world where offensive magic was considered superior, it was a "useless" aptitude.

His disappointed father thought that Van was not fit to be a ...