Other mistake: Watch closely as Investigator Natsuo kicks through the windshield and kicks the villain in the face. The villain's head caves in like it is made of cardboard.
Other mistake: The motor company executive angrily shows to the villainous Madras the newspaper bearing news of the dead Japanese. The date is Friday 19 June. But the day of the final confrontation a couple days later, as shown in a panning view of the racetrack screen, is June 18. (00:34:55 - 01:20:55)