Tokyo-based machine-man Mutron tosses around three twisty, catchy tributes to sci-fi trash culture. These lo-fi beat meanderings-from the anthemic Dr. Who damage of “Rotten Zipangu” to the theremin freak-out of “Foolish Dance” and the chiming ’80s-era robotic repetition of “Dotism”-outline less a style than an imposed retro-futurism.