Polyphony's teaser game Gran Turismo 5 Prologue is set to be released today, and Famitsu has revealed it's review scores. For those unfamiliar with the Famitsu scoring system, the total score is out of 40 and the game is reviewed by a panel of 4 people on a scale of 1-10. Needless to say, 39/40 is an incredible score for a game which is only a taste of what's to come. Only six games have scored perfect 40s from Famitsu, and Prologue joins the 16 other games to have received 39.