His Royal Highness Lvl1

Ouji-sama Lv1, 王子さまＬｖ１, Oujisama Level 1

2001 Main Game Released

Summary:

The protagonist is Canaan, the second prince of Loukios kingdom, a small country in the Free Cities Alliance. He didn't have a special training, so he has the strength of any average boy. One day, an adventurers guild is formed. They want to break the seal of a labyrinth that was closed a long time ago. Then, Canaan and his servant Celeste join the adventure... [Translated from Spanish Wikipedia]

Storyline:

The protagonist is Canaan, the second prince of Luukius kingdom, a small country. He didn't have a special training, so he has the strength of any average boy. One day, an adventurers guild is formed. They want to break the seal of a labyrinth that was closed a long time ago. Then, Canaan and his servant Celest join the adventure...