Udongein X is an exhilarating 2D bullet hell platformer designed for Windows, featuring the character Reisen Udongein Inaba from the Touhou Project. Players will navigate through 14 challenging action-packed stages, showcasing intricate level designs and fast-paced gameplay. The game's mechanics are centered around dodging a barrage of bullets while strategically maneuvering through obstacles, making it a thrilling experience for action game enthusiasts.

The game offers a full version license, allowing players to explore all its features without restrictions. With its vibrant graphics and engaging soundtracks, Udongein X captures the essence of the Touhou universe while providing a unique gaming experience. Each stage introduces new challenges and enemies, ensuring that players remain captivated throughout their journey.