No Straight Roads aka NSR is a rhythm-based action adventure game by Metronomik. In this game you fight enemies with notes and musical props all timed to the beat of the music. Sayu is one of the megastars in the NSR game, she is a digital idol in form of the singing mermaid with a Pyun Pyun Trident from Akusuka district. And she enjoys Shellfish Snack. A No Straight Roads game cursor with Sayu and Shellfish Snack.