As a gaijin in Japan, you have exactly the rights the police officer wishes to afford you and no more. Police have almost unlimited power in Japan, and gaijin

As a gaijin in Japan, you have exactly the rights the police officer wishes to afford you and no more. Police have almost unlimited power in Japan, and gaijin have no rights at all. Japanese citizens have some, but in general will not exercise them due to their cultural upbringing.