Kininkou Maroku Oni or “Oni” is the first of Banpresto’s long role-playing saga on Game Boy. Placing you in the skin of a young warrior, the soft offers you to live an adventure rich in exploration and clashes. Like the majority of titles of the genre, you have to explore an open mode dotted with many villages to save and dungeons to dump their evil presence. The battles take place on a turn-based basis and earn money for better equipment in the shops as well as experience points that improve the stats of the hero.
The action takes place in medieval Japan with the Japanese folklore linked to it.