AnomalyMatsuri is an engaging adventure game available on Android, set in the intriguing backdrop of a Japanese summer festival. Players explore an abandoned shrine rumored to cause disappearances, only to discover a vibrant festival filled with hidden anomalies. The game challenges players to observe and memorize the shrine's normal state and identify any unexpected changes as they navigate through the environment.

Gameplay revolves around making choices by passing through torii gates, with over 40 types of anomalies randomly occurring throughout the game. The mechanics are designed for easy operation, allowing players to zoom in and out with simple taps, making it accessible even for those less experienced with 3D games. AnomalyMatsuri features offline play, automatic save functionality, and offers a brain-training experience through its emphasis on observation and memory skills, all while being completely free of charge.