A custom maimai DX-style touch controller designed for use with Samsung Galaxy Tab devices. This controller provides accurate touch alignment and responsive input to replicate the arcade play experience, making it ideal for practice and portable rhythm gameplay.

Developed a fully modular keyboard system with swappable key clusters, enabling customizable layouts, hot-plug module detection, and scalable firmware support. Designed embedded firmware and hardware architecture to allow dynamic configuration and easy integration of new modules, bridging the gap between ergonomic flexibility and user-driven customization.