Yū Miyake (三宅優, Miyake Yū) (also known as Acid Eutron) is a composer and sound engineer for the Namco video game company. One of his most memorable works surfaced with Katamari Damacy soundtracks, on which he served as a composer. Previous works include the Tekken series and Ridge Racer series. Before joining Namco, Miyake was a university student specializing in management information. His first game with the company was Tekken 3.