Onmyoudou Origins is a mysterious adventure in the world of supernatural beings. Brothers Yang and Yun, students of the philosophy that has accompanied their family since ancient times, are preparing to become true Onmyoujis. This journey begins at Karukan High School, where something unexpected happens during one of the activities. As a player, you have the mission to develop different techniques and solve the many mysteries that will arise during this journey! In this game, you control the two brothers Yun and Yang to solve puzzles, battle enemies, and interact with the NPCs of Karukan School. Confront the fearsome Youkais through a dynamic battle system where you are free to move and position yourself as you wish. The Magatama system will provide bonuses to attacks based on the elements of nature that the Onmyouji can manipulate. The brothers Yun and Yang also have a magical ability called Kuji-in, where the player must press the buttons in sequence and correctly within a time interval, thereby unleashing great spiritual power to combat the creatures haunting the school.