I found these at amazon jp and thought I might share From the price, I am guessing they are Hotwheels/Matchbox car size, but details aren't known yet. The listing also says it uses a battery. Due out 31 July. They are called DiaRobo. This company, Agatsuma is a toy company known for the products for younger children, but they also own the oldest Japanese miniature car brand, DiaPet. Nissan Fairlady Z Roidcop (police car) Fairlady Z Protoroid (silver) Fairlady Z Zeroid (orange) Toyota Hi-Ace Straterex (fire brigade van) Hi-Ace Rexporter (silver) Hi-Ace Medicalrex (ambulance) No images, but there are also listings for Toyota FJ Cruiser bots (bule and yellow).