Far Eastern Royal Court

A young man from Earth inexplicably drifted to another world, designated by the Goddess of Fate to establish a great undertaking. However, compared to the goddess's favor, he relied more on the knowledge he learned on Earth. From this moment on, Roland Kouras, a transmigrator, practiced his creed in this fantasy world with magic and dragons – Know the world, and then change the world!(This book uses a pseudo-D&D setting, the protagonist transmigrates and carries a game system)