If you're looking for anime similar to Youmuin-san wa Yuusha ja Arimasen no de (Light Novel), you might like these titles.
A broken prince, a shadowy scheme, all that amidst a bloody fight for a throne wrongly succeeded. Join a group of youngsters as they take their first steps into the martial world, toward the grandest adventure of their lives. It all begins in a certain inn, set against verdant mountains and facing a scenic lake.